253166951 has 2 divisors, whose sum is σ = 253166952. Its totient is φ = 253166950.

The previous prime is 253166891. The next prime is 253166959. The reversal of 253166951 is 159661352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253166951 - 2¹⁴ = 253150567 is a prime.

It is equal to p_13842983 and since 253166951 and 13842983 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253166959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126583475 + 126583476.

It is an arithmetic number, because the mean of its divisors is an integer number (126583476).

Almost surely, 2^253166951 is an apocalyptic number.

253166951 is a deficient number, since it is larger than the sum of its proper divisors (1).

253166951 is an equidigital number, since it uses as much as digits as its factorization.

253166951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 38.

The square root of 253166951 is about 15911.2209148135. The cubic root of 253166951 is about 632.6094430644.

The spelling of 253166951 in words is "two hundred fifty-three million, one hundred sixty-six thousand, nine hundred fifty-one".