1150654251 has 16 divisors (see below), whose sum is σ = 1558760864. Its totient is φ = 754873344.

The previous prime is 1150654247. The next prime is 1150654261. The reversal of 1150654251 is 1524560511.

It is not a de Polignac number, because 1150654251 - 2² = 1150654247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150654201) 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, 94335 + ... + 105831.

It is an arithmetic number, because the mean of its divisors is an integer number (97422554).

Almost surely, 2^1150654251 is an apocalyptic number.

1150654251 is a deficient number, since it is larger than the sum of its proper divisors (408106613).

1150654251 is a wasteful number, since it uses less digits than its factorization.

1150654251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12030.

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 1150654251 is about 33921.2949487486. The cubic root of 1150654251 is about 1047.8881972271. Note that the first 3 decimals are identical.

It can be divided in two parts, 115065 and 4251, that added together give a triangular number (119316 = T₄₈₈).

The spelling of 1150654251 in words is "one billion, one hundred fifty million, six hundred fifty-four thousand, two hundred fifty-one".