119309431 has 2 divisors, whose sum is σ = 119309432. Its totient is φ = 119309430.

The previous prime is 119309401. The next prime is 119309461. The reversal of 119309431 is 134903911.

It is a balanced prime because it is at equal distance from previous prime (119309401) and next prime (119309461).

It is a cyclic number.

It is not a de Polignac number, because 119309431 - 2¹⁷ = 119178359 is a prime.

It is a super-2 number, since 2×119309431² = 28469480651087522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 119309393 and 119309402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119309401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59654715 + 59654716.

It is an arithmetic number, because the mean of its divisors is an integer number (59654716).

Almost surely, 2^119309431 is an apocalyptic number.

119309431 is a deficient number, since it is larger than the sum of its proper divisors (1).

119309431 is an equidigital number, since it uses as much as digits as its factorization.

119309431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 119309431 is about 10922.8856535258. The cubic root of 119309431 is about 492.2944331784.

The spelling of 119309431 in words is "one hundred nineteen million, three hundred nine thousand, four hundred thirty-one".