1013253357 has 4 divisors (see below), whose sum is σ = 1351004480. Its totient is φ = 675502236.

The previous prime is 1013253331. The next prime is 1013253389. The reversal of 1013253357 is 7533523101.

1013253357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 1013253357 - 2²² = 1009059053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013253257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168875557 + ... + 168875562.

It is an arithmetic number, because the mean of its divisors is an integer number (337751120).

Almost surely, 2^1013253357 is an apocalyptic number.

It is an amenable number.

1013253357 is a deficient number, since it is larger than the sum of its proper divisors (337751123).

1013253357 is an equidigital number, since it uses as much as digits as its factorization.

1013253357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337751122.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 1013253357 is about 31831.6408153900. The cubic root of 1013253357 is about 1004.3984112810.

Adding to 1013253357 its reverse (7533523101), we get a palindrome (8546776458).

The spelling of 1013253357 in words is "one billion, thirteen million, two hundred fifty-three thousand, three hundred fifty-seven".