119729540 has 36 divisors (see below), whose sum is σ = 292484556. Its totient is φ = 41049792.

The previous prime is 119729527. The next prime is 119729543. The reversal of 119729540 is 45927911.

It can be written as a sum of positive squares in 2 ways, for example, as 83320384 + 36409156 = 9128^2 + 6034^2 .

It is a super-2 number, since 2×119729540² = 28670325497223200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 119729494 and 119729503.

It is not an unprimeable number, because it can be changed into a prime (119729543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60107 + ... + 62066.

It is an arithmetic number, because the mean of its divisors is an integer number (8124571).

Almost surely, 2^119729540 is an apocalyptic number.

119729540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

119729540 is an abundant number, since it is smaller than the sum of its proper divisors (172755016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

119729540 is a wasteful number, since it uses less digits than its factorization.

119729540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122196 (or 122187 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 119729540 is about 10942.0994329242. The cubic root of 119729540 is about 492.8715740566.

It can be divided in two parts, 11972 and 9540, that added together give a palindrome (21512).

The spelling of 119729540 in words is "one hundred nineteen million, seven hundred twenty-nine thousand, five hundred forty".