14128957 has 2 divisors, whose sum is σ = 14128958. Its totient is φ = 14128956.

The previous prime is 14128949. The next prime is 14128979. The reversal of 14128957 is 75982141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13003236 + 1125721 = 3606^2 + 1061^2 .

It is a cyclic number.

It is not a de Polignac number, because 14128957 - 2³ = 14128949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14128937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7064478 + 7064479.

It is an arithmetic number, because the mean of its divisors is an integer number (7064479).

Almost surely, 2^14128957 is an apocalyptic number.

It is an amenable number.

14128957 is a deficient number, since it is larger than the sum of its proper divisors (1).

14128957 is an equidigital number, since it uses as much as digits as its factorization.

14128957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 37.

The square root of 14128957 is about 3758.8504891788. The cubic root of 14128957 is about 241.7519770684.

The spelling of 14128957 in words is "fourteen million, one hundred twenty-eight thousand, nine hundred fifty-seven".