120749434 has 8 divisors (see below), whose sum is σ = 195056820. Its totient is φ = 55730496.

The previous prime is 120749429. The next prime is 120749449. The reversal of 120749434 is 434947021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 113486409 + 7263025 = 10653^2 + 2695^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×120749434² = 29160851622640712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120749434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2322079 + ... + 2322130.

Almost surely, 2^120749434 is an apocalyptic number.

120749434 is a deficient number, since it is larger than the sum of its proper divisors (74307386).

120749434 is a wasteful number, since it uses less digits than its factorization.

120749434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4644224.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 120749434 is about 10988.6047339960. The cubic root of 120749434 is about 494.2670975504.

The spelling of 120749434 in words is "one hundred twenty million, seven hundred forty-nine thousand, four hundred thirty-four".