1456574137 has 2 divisors, whose sum is σ = 1456574138. Its totient is φ = 1456574136.

The previous prime is 1456574101. The next prime is 1456574149. The reversal of 1456574137 is 7314756541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1378711161 + 77862976 = 37131^2 + 8824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1456574137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1456574093 and 1456574102.

It is not a weakly prime, because it can be changed into another prime (1456574177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728287068 + 728287069.

It is an arithmetic number, because the mean of its divisors is an integer number (728287069).

Almost surely, 2^1456574137 is an apocalyptic number.

It is an amenable number.

1456574137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456574137 is an equidigital number, since it uses as much as digits as its factorization.

1456574137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 43.

The square root of 1456574137 is about 38165.0905540652. The cubic root of 1456574137 is about 1133.5591793185.

The spelling of 1456574137 in words is "one billion, four hundred fifty-six million, five hundred seventy-four thousand, one hundred thirty-seven".