14982157 has 2 divisors, whose sum is σ = 14982158. Its totient is φ = 14982156.

The previous prime is 14982139. The next prime is 14982161. The reversal of 14982157 is 75128941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14969161 + 12996 = 3869^2 + 114^2 .

It is a cyclic number.

It is not a de Polignac number, because 14982157 - 2⁷ = 14982029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14982257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7491078 + 7491079.

It is an arithmetic number, because the mean of its divisors is an integer number (7491079).

Almost surely, 2^14982157 is an apocalyptic number.

It is an amenable number.

14982157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14982157 is an equidigital number, since it uses as much as digits as its factorization.

14982157 is an odious number, because the sum of its binary digits is odd.

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

The square root of 14982157 is about 3870.6791393759. The cubic root of 14982157 is about 246.5233805844.

It can be divided in two parts, 149821 and 57, that added together give a triangular number (149878 = T₅₄₇).

The spelling of 14982157 in words is "fourteen million, nine hundred eighty-two thousand, one hundred fifty-seven".