1165222958 has 16 divisors (see below), whose sum is σ = 1810043280. Its totient is φ = 561918336.

The previous prime is 1165222957. The next prime is 1165222969. The reversal of 1165222958 is 8592225611.

It is a super-3 number, since 3×1165222958³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165222951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46385 + ... + 66947.

It is an arithmetic number, because the mean of its divisors is an integer number (113127705).

Almost surely, 2^1165222958 is an apocalyptic number.

1165222958 is a deficient number, since it is larger than the sum of its proper divisors (644820322).

1165222958 is a wasteful number, since it uses less digits than its factorization.

1165222958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21571.

The product of its digits is 86400, while the sum is 41.

The square root of 1165222958 is about 34135.3622801927. The cubic root of 1165222958 is about 1052.2921830783.

The spelling of 1165222958 in words is "one billion, one hundred sixty-five million, two hundred twenty-two thousand, nine hundred fifty-eight".