1012911323 has 4 divisors (see below), whose sum is σ = 1072494360. Its totient is φ = 953328288.

The previous prime is 1012911313. The next prime is 1012911331. The reversal of 1012911323 is 3231192101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3231192101 = 101 ⋅31992001.

It is a cyclic number.

It is not a de Polignac number, because 1012911323 - 2¹⁰ = 1012910299 is a prime.

It is a super-2 number, since 2×1012911323² = 2051978696523220658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012911313) 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, 29791493 + ... + 29791526.

It is an arithmetic number, because the mean of its divisors is an integer number (268123590).

Almost surely, 2^1012911323 is an apocalyptic number.

1012911323 is a deficient number, since it is larger than the sum of its proper divisors (59583037).

1012911323 is an equidigital number, since it uses as much as digits as its factorization.

1012911323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59583036.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 1012911323 is about 31826.2678144956. The cubic root of 1012911323 is about 1004.2853835878.

The spelling of 1012911323 in words is "one billion, twelve million, nine hundred eleven thousand, three hundred twenty-three".