36150991 has 8 divisors (see below), whose sum is σ = 37545984. Its totient is φ = 34770360.

The previous prime is 36150967. The next prime is 36151007. The reversal of 36150991 is 19905163.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36150991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36150911) 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, 1686 + ... + 8668.

It is an arithmetic number, because the mean of its divisors is an integer number (4693248).

Almost surely, 2^36150991 is an apocalyptic number.

36150991 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

36150991 is a deficient number, since it is larger than the sum of its proper divisors (1394993).

36150991 is a wasteful number, since it uses less digits than its factorization.

36150991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 36150991 is about 6012.5694174787. The cubic root of 36150991 is about 330.6537118301.

The spelling of 36150991 in words is "thirty-six million, one hundred fifty thousand, nine hundred ninety-one".