354461023957 has 2 divisors, whose sum is σ = 354461023958. Its totient is φ = 354461023956.

The previous prime is 354461023913. The next prime is 354461023993. The reversal of 354461023957 is 759320164453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354422571556 + 38452401 = 595334^2 + 6201^2 .

It is a cyclic number.

It is not a de Polignac number, because 354461023957 - 2¹¹ = 354461021909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354461023957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354461033957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177230511978 + 177230511979.

It is an arithmetic number, because the mean of its divisors is an integer number (177230511979).

Almost surely, 2^354461023957 is an apocalyptic number.

It is an amenable number.

354461023957 is a deficient number, since it is larger than the sum of its proper divisors (1).

354461023957 is an equidigital number, since it uses as much as digits as its factorization.

354461023957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 354461023957 in words is "three hundred fifty-four billion, four hundred sixty-one million, twenty-three thousand, nine hundred fifty-seven".