147992651 has 2 divisors, whose sum is σ = 147992652. Its totient is φ = 147992650.

The previous prime is 147992641. The next prime is 147992687. The reversal of 147992651 is 156299741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147992651 - 2⁶ = 147992587 is a prime.

It is not a weakly prime, because it can be changed into another prime (147992641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73996325 + 73996326.

It is an arithmetic number, because the mean of its divisors is an integer number (73996326).

Almost surely, 2^147992651 is an apocalyptic number.

147992651 is a deficient number, since it is larger than the sum of its proper divisors (1).

147992651 is an equidigital number, since it uses as much as digits as its factorization.

147992651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The square root of 147992651 is about 12165.2230148074. The cubic root of 147992651 is about 528.9484919290.

The spelling of 147992651 in words is "one hundred forty-seven million, nine hundred ninety-two thousand, six hundred fifty-one".