1162640611 has 4 divisors (see below), whose sum is σ = 1268335224. Its totient is φ = 1056946000.

The previous prime is 1162640599. The next prime is 1162640623. The reversal of 1162640611 is 1160462611.

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

It is an interprime number because it is at equal distance from previous prime (1162640599) and next prime (1162640623).

It is not a de Polignac number, because 1162640611 - 2⁷ = 1162640483 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 1162640611.

It is not an unprimeable number, because it can be changed into a prime (1162640641) 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, 52847290 + ... + 52847311.

It is an arithmetic number, because the mean of its divisors is an integer number (317083806).

Almost surely, 2^1162640611 is an apocalyptic number.

1162640611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1162640611 is a deficient number, since it is larger than the sum of its proper divisors (105694613).

1162640611 is a wasteful number, since it uses less digits than its factorization.

1162640611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105694612.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1162640611 is about 34097.5161998642. The cubic root of 1162640611 is about 1051.5142508594.

The spelling of 1162640611 in words is "one billion, one hundred sixty-two million, six hundred forty thousand, six hundred eleven".