1013612023 has 4 divisors (see below), whose sum is σ = 1019274840. Its totient is φ = 1007949208.

The previous prime is 1013612009. The next prime is 1013612059. The reversal of 1013612023 is 3202163101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3202163101 = 1117 ⋅2866753.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013612023 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 (1013612123) 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, 2831140 + ... + 2831497.

It is an arithmetic number, because the mean of its divisors is an integer number (254818710).

Almost surely, 2^1013612023 is an apocalyptic number.

1013612023 is a deficient number, since it is larger than the sum of its proper divisors (5662817).

1013612023 is an equidigital number, since it uses as much as digits as its factorization.

1013612023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662816.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1013612023 is about 31837.2741138434. The cubic root of 1013612023 is about 1004.5169078250.

Adding to 1013612023 its reverse (3202163101), we get a palindrome (4215775124).

The spelling of 1013612023 in words is "one billion, thirteen million, six hundred twelve thousand, twenty-three".