1150654243 has 8 divisors (see below), whose sum is σ = 1178060400. Its totient is φ = 1123277568.

The previous prime is 1150654229. The next prime is 1150654247. The reversal of 1150654243 is 3424560511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150654243 - 2⁹ = 1150653731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150654247) 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, 85263 + ... + 97831.

It is an arithmetic number, because the mean of its divisors is an integer number (147257550).

Almost surely, 2^1150654243 is an apocalyptic number.

1150654243 is a deficient number, since it is larger than the sum of its proper divisors (27406157).

1150654243 is a wasteful number, since it uses less digits than its factorization.

1150654243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14741.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1150654243 is about 33921.2948308286. The cubic root of 1150654243 is about 1047.8881947986. Note that the first 3 decimals are identical.

The spelling of 1150654243 in words is "one billion, one hundred fifty million, six hundred fifty-four thousand, two hundred forty-three".