1164255122403 has 32 divisors (see below), whose sum is σ = 1765061844480. Its totient is φ = 758064938400.

The previous prime is 1164255122369. The next prime is 1164255122417. The reversal of 1164255122403 is 3042215524611.

1164255122403 is a `hidden beast` number, since 1 + 1 + 6 + 42 + 551 + 22 + 40 + 3 = 666.

It is not a de Polignac number, because 1164255122403 - 2¹² = 1164255118307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1164255122453) 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 31 ways as a sum of consecutive naturals, for example, 21685050 + ... + 21738672.

It is an arithmetic number, because the mean of its divisors is an integer number (55158182640).

Almost surely, 2^{1164255122403} is an apocalyptic number.

1164255122403 is a deficient number, since it is larger than the sum of its proper divisors (600806722077).

1164255122403 is a wasteful number, since it uses less digits than its factorization.

1164255122403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72376 (or 72370 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 1164255122403 in words is "one trillion, one hundred sixty-four billion, two hundred fifty-five million, one hundred twenty-two thousand, four hundred three".