1497372133 has 2 divisors, whose sum is σ = 1497372134. Its totient is φ = 1497372132.

The previous prime is 1497372113. The next prime is 1497372139. The reversal of 1497372133 is 3312737941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1469725569 + 27646564 = 38337^2 + 5258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1497372133 - 2⁹ = 1497371621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1497372139) 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, 748686066 + 748686067.

It is an arithmetic number, because the mean of its divisors is an integer number (748686067).

Almost surely, 2^1497372133 is an apocalyptic number.

It is an amenable number.

1497372133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1497372133 is an equidigital number, since it uses as much as digits as its factorization.

1497372133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 1497372133 is about 38695.8929732859. The cubic root of 1497372133 is about 1144.0453725158.

The spelling of 1497372133 in words is "one billion, four hundred ninety-seven million, three hundred seventy-two thousand, one hundred thirty-three".