354007057 has 2 divisors, whose sum is σ = 354007058. Its totient is φ = 354007056.

The previous prime is 354007019. The next prime is 354007061. The reversal of 354007057 is 750700453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337677376 + 16329681 = 18376^2 + 4041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354007057 is a prime.

It is not a weakly prime, because it can be changed into another prime (354007097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177003528 + 177003529.

It is an arithmetic number, because the mean of its divisors is an integer number (177003529).

Almost surely, 2^354007057 is an apocalyptic number.

It is an amenable number.

354007057 is a deficient number, since it is larger than the sum of its proper divisors (1).

354007057 is an equidigital number, since it uses as much as digits as its factorization.

354007057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 354007057 is about 18815.0752589513. The cubic root of 354007057 is about 707.4090961881.

The spelling of 354007057 in words is "three hundred fifty-four million, seven thousand, fifty-seven".