3951151 has 2 divisors, whose sum is σ = 3951152. Its totient is φ = 3951150.

The previous prime is 3951139. The next prime is 3951161. The reversal of 3951151 is 1511593.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3951151 - 2⁷ = 3951023 is a prime.

It is a super-2 number, since 2×3951151² = 31223188449602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3951121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1975575 + 1975576.

It is an arithmetic number, because the mean of its divisors is an integer number (1975576).

Almost surely, 2^3951151 is an apocalyptic number.

3951151 is a deficient number, since it is larger than the sum of its proper divisors (1).

3951151 is an equidigital number, since it uses as much as digits as its factorization.

3951151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 675, while the sum is 25.

The square root of 3951151 is about 1987.7502358194. The cubic root of 3951151 is about 158.0912654371.

The spelling of 3951151 in words is "three million, nine hundred fifty-one thousand, one hundred fifty-one".