76454137 has 2 divisors, whose sum is σ = 76454138. Its totient is φ = 76454136.

The previous prime is 76454123. The next prime is 76454197. The reversal of 76454137 is 73145467.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64176121 + 12278016 = 8011^2 + 3504^2 .

It is an emirp because it is prime and its reverse (73145467) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76454137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76454096 and 76454105.

It is not a weakly prime, because it can be changed into another prime (76454197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38227068 + 38227069.

It is an arithmetic number, because the mean of its divisors is an integer number (38227069).

Almost surely, 2^76454137 is an apocalyptic number.

It is an amenable number.

76454137 is a deficient number, since it is larger than the sum of its proper divisors (1).

76454137 is an equidigital number, since it uses as much as digits as its factorization.

76454137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 76454137 is about 8743.8056359917. The cubic root of 76454137 is about 424.4243870720.

The spelling of 76454137 in words is "seventy-six million, four hundred fifty-four thousand, one hundred thirty-seven".