119745243 has 16 divisors (see below), whose sum is σ = 178249600. Its totient is φ = 79448040.

The previous prime is 119745233. The next prime is 119745251. The reversal of 119745243 is 342547911.

It is not a de Polignac number, because 119745243 - 2¹⁷ = 119614171 is a prime.

It is a super-2 number, since 2×119745243² = 28677846442258098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 119745198 and 119745207.

It is not an unprimeable number, because it can be changed into a prime (119745203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4813 + ... + 16206.

It is an arithmetic number, because the mean of its divisors is an integer number (11140600).

Almost surely, 2^119745243 is an apocalyptic number.

119745243 is a deficient number, since it is larger than the sum of its proper divisors (58504357).

119745243 is a wasteful number, since it uses less digits than its factorization.

119745243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21239 (or 21233 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 119745243 is about 10942.8169590833. The cubic root of 119745243 is about 492.8931204630.

The spelling of 119745243 in words is "one hundred nineteen million, seven hundred forty-five thousand, two hundred forty-three".