3955452157 has 2 divisors, whose sum is σ = 3955452158. Its totient is φ = 3955452156.

The previous prime is 3955452119. The next prime is 3955452197. The reversal of 3955452157 is 7512545593.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3831486201 + 123965956 = 61899^2 + 11134^2 .

It is a cyclic number.

It is not a de Polignac number, because 3955452157 - 2⁷ = 3955452029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3955452197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1977726078 + 1977726079.

It is an arithmetic number, because the mean of its divisors is an integer number (1977726079).

Almost surely, 2^3955452157 is an apocalyptic number.

It is an amenable number.

3955452157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3955452157 is an equidigital number, since it uses as much as digits as its factorization.

3955452157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 945000, while the sum is 46.

The square root of 3955452157 is about 62892.3855247994. The cubic root of 3955452157 is about 1581.4860980462.

The spelling of 3955452157 in words is "three billion, nine hundred fifty-five million, four hundred fifty-two thousand, one hundred fifty-seven".