1150151993 has 16 divisors (see below), whose sum is σ = 1229230080. Its totient is φ = 1074505536.

The previous prime is 1150151971. The next prime is 1150152043. The reversal of 1150151993 is 3991510511.

It is a cyclic number.

It is not a de Polignac number, because 1150151993 - 2¹⁸ = 1149889849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150151953) 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, 85928 + ... + 98406.

It is an arithmetic number, because the mean of its divisors is an integer number (76826880).

Almost surely, 2^1150151993 is an apocalyptic number.

It is an amenable number.

1150151993 is a deficient number, since it is larger than the sum of its proper divisors (79078087).

1150151993 is a wasteful number, since it uses less digits than its factorization.

1150151993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616.

The product of its (nonzero) digits is 6075, while the sum is 35.

The square root of 1150151993 is about 33913.8908561079. The cubic root of 1150151993 is about 1047.7357080885.

The spelling of 1150151993 in words is "one billion, one hundred fifty million, one hundred fifty-one thousand, nine hundred ninety-three".