1165348877 has 16 divisors (see below), whose sum is σ = 1466491392. Its totient is φ = 899571120.

The previous prime is 1165348837. The next prime is 1165348927. The reversal of 1165348877 is 7788435611.

It is not a de Polignac number, because 1165348877 - 2¹⁰ = 1165347853 is a prime.

It is a super-2 number, since 2×1165348877² = 2716076010250322258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165348837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62483 + ... + 78960.

It is an arithmetic number, because the mean of its divisors is an integer number (91655712).

Almost surely, 2^1165348877 is an apocalyptic number.

It is an amenable number.

1165348877 is a deficient number, since it is larger than the sum of its proper divisors (301142515).

1165348877 is a wasteful number, since it uses less digits than its factorization.

1165348877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141568.

The product of its digits is 1128960, while the sum is 50.

The square root of 1165348877 is about 34137.2066373334. The cubic root of 1165348877 is about 1052.3300867847.

The spelling of 1165348877 in words is "one billion, one hundred sixty-five million, three hundred forty-eight thousand, eight hundred seventy-seven".