1156363436 has 12 divisors (see below), whose sum is σ = 2037038640. Its totient is φ = 574352400.

The previous prime is 1156363423. The next prime is 1156363459. The reversal of 1156363436 is 6343636511.

It is a super-2 number, since 2×1156363436² = 2674352792235452192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1156363436.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956651 + ... + 957858.

It is an arithmetic number, because the mean of its divisors is an integer number (169753220).

Almost surely, 2^1156363436 is an apocalyptic number.

It is an amenable number.

1156363436 is a deficient number, since it is larger than the sum of its proper divisors (880675204).

1156363436 is a wasteful number, since it uses less digits than its factorization.

1156363436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914664 (or 1914662 counting only the distinct ones).

The product of its digits is 116640, while the sum is 38.

The square root of 1156363436 is about 34005.3442270476. The cubic root of 1156363436 is about 1049.6184361130.

Adding to 1156363436 its reverse (6343636511), we get a palindrome (7499999947).

The spelling of 1156363436 in words is "one billion, one hundred fifty-six million, three hundred sixty-three thousand, four hundred thirty-six".