15140077 has 2 divisors, whose sum is σ = 15140078. Its totient is φ = 15140076.

The previous prime is 15140023. The next prime is 15140101. The reversal of 15140077 is 77004151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15139881 + 196 = 3891^2 + 14^2 .

It is a cyclic number.

It is not a de Polignac number, because 15140077 - 2¹⁹ = 14615789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15140977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7570038 + 7570039.

It is an arithmetic number, because the mean of its divisors is an integer number (7570039).

Almost surely, 2^15140077 is an apocalyptic number.

It is an amenable number.

15140077 is a deficient number, since it is larger than the sum of its proper divisors (1).

15140077 is an equidigital number, since it uses as much as digits as its factorization.

15140077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 15140077 is about 3891.0251862459. The cubic root of 15140077 is about 247.3865180529.

The spelling of 15140077 in words is "fifteen million, one hundred forty thousand, seventy-seven".