1164726849 has 32 divisors (see below), whose sum is σ = 1842599808. Its totient is φ = 645120000.

The previous prime is 1164726839. The next prime is 1164726859. The reversal of 1164726849 is 9486274611.

It is an interprime number because it is at equal distance from previous prime (1164726839) and next prime (1164726859).

It is not a de Polignac number, because 1164726849 - 2⁵ = 1164726817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1164726798 and 1164726807.

It is not an unprimeable number, because it can be changed into a prime (1164726839) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29889 + ... + 56769.

It is an arithmetic number, because the mean of its divisors is an integer number (57581244).

Almost surely, 2^1164726849 is an apocalyptic number.

It is an amenable number.

1164726849 is a deficient number, since it is larger than the sum of its proper divisors (677872959).

1164726849 is a wasteful number, since it uses less digits than its factorization.

1164726849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27009.

The product of its digits is 580608, while the sum is 48.

The square root of 1164726849 is about 34128.0947168165. The cubic root of 1164726849 is about 1052.1428194660.

It can be divided in two parts, 116472 and 6849, that added together give a palindrome (123321).

The spelling of 1164726849 in words is "one billion, one hundred sixty-four million, seven hundred twenty-six thousand, eight hundred forty-nine".