1023115252411 has 4 divisors (see below), whose sum is σ = 1169274574192. Its totient is φ = 876955930632.

The previous prime is 1023115252403. The next prime is 1023115252417. The reversal of 1023115252411 is 1142525113201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1023115252411 - 2³ = 1023115252403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023115252411.

It is not an unprimeable number, because it can be changed into a prime (1023115252417) 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, 73079660880 + ... + 73079660893.

It is an arithmetic number, because the mean of its divisors is an integer number (292318643548).

Almost surely, 2^{1023115252411} is an apocalyptic number.

1023115252411 is a deficient number, since it is larger than the sum of its proper divisors (146159321781).

1023115252411 is an equidigital number, since it uses as much as digits as its factorization.

1023115252411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146159321780.

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 1023115252411 in words is "one trillion, twenty-three billion, one hundred fifteen million, two hundred fifty-two thousand, four hundred eleven".