1013953133 has 4 divisors (see below), whose sum is σ = 1014611808. Its totient is φ = 1013294460.

The previous prime is 1013953121. The next prime is 1013953159. The reversal of 1013953133 is 3313593101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013953133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1013953096 and 1013953105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013953103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327023 + ... + 330108.

It is an arithmetic number, because the mean of its divisors is an integer number (253652952).

Almost surely, 2^1013953133 is an apocalyptic number.

It is an amenable number.

1013953133 is a deficient number, since it is larger than the sum of its proper divisors (658675).

1013953133 is an equidigital number, since it uses as much as digits as its factorization.

1013953133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658674.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 1013953133 is about 31842.6307487305. The cubic root of 1013953133 is about 1004.6295782632.

The spelling of 1013953133 in words is "one billion, thirteen million, nine hundred fifty-three thousand, one hundred thirty-three".