338961523 has 2 divisors, whose sum is σ = 338961524. Its totient is φ = 338961522.

The previous prime is 338961517. The next prime is 338961527. The reversal of 338961523 is 325169833.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338961523 is a prime.

It is a super-2 number, since 2×338961523² = 229789828148959058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (338961527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169480761 + 169480762.

It is an arithmetic number, because the mean of its divisors is an integer number (169480762).

Almost surely, 2^338961523 is an apocalyptic number.

338961523 is a deficient number, since it is larger than the sum of its proper divisors (1).

338961523 is an equidigital number, since it uses as much as digits as its factorization.

338961523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 338961523 is about 18410.9077179807. The cubic root of 338961523 is about 697.2418835704.

The spelling of 338961523 in words is "three hundred thirty-eight million, nine hundred sixty-one thousand, five hundred twenty-three".