1495647133 has 2 divisors, whose sum is σ = 1495647134. Its totient is φ = 1495647132.

The previous prime is 1495647119. The next prime is 1495647143. The reversal of 1495647133 is 3317465941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1493204164 + 2442969 = 38642^2 + 1563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1495647133 is a prime.

It is a super-2 number, since 2×1495647133² = 4473920692902239378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1495647133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1495647143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747823566 + 747823567.

It is an arithmetic number, because the mean of its divisors is an integer number (747823567).

Almost surely, 2^1495647133 is an apocalyptic number.

It is an amenable number.

1495647133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1495647133 is an equidigital number, since it uses as much as digits as its factorization.

1495647133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 43.

The square root of 1495647133 is about 38673.5973630589. The cubic root of 1495647133 is about 1143.6058833296.

The spelling of 1495647133 in words is "one billion, four hundred ninety-five million, six hundred forty-seven thousand, one hundred thirty-three".