1149120958 has 16 divisors (see below), whose sum is σ = 1780752384. Its totient is φ = 555567480.

The previous prime is 1149120943. The next prime is 1149120971. The reversal of 1149120958 is 8590219411.

It is a super-2 number, since 2×1149120958² = 2640957952229675528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1149120958.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75291 + ... + 89257.

It is an arithmetic number, because the mean of its divisors is an integer number (111297024).

Almost surely, 2^1149120958 is an apocalyptic number.

1149120958 is a deficient number, since it is larger than the sum of its proper divisors (631631426).

1149120958 is a wasteful number, since it uses less digits than its factorization.

1149120958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15327.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 1149120958 is about 33898.6866707252. The cubic root of 1149120958 is about 1047.4225392944.

The spelling of 1149120958 in words is "one billion, one hundred forty-nine million, one hundred twenty thousand, nine hundred fifty-eight".