147376987 has 2 divisors, whose sum is σ = 147376988. Its totient is φ = 147376986.

The previous prime is 147376981. The next prime is 147376997. The reversal of 147376987 is 789673741.

147376987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147376987 is a prime.

It is not a weakly prime, because it can be changed into another prime (147376981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73688493 + 73688494.

It is an arithmetic number, because the mean of its divisors is an integer number (73688494).

Almost surely, 2^147376987 is an apocalyptic number.

147376987 is a deficient number, since it is larger than the sum of its proper divisors (1).

147376987 is an equidigital number, since it uses as much as digits as its factorization.

147376987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1778112, while the sum is 52.

The square root of 147376987 is about 12139.8923800831. The cubic root of 147376987 is about 528.2139798351.

The spelling of 147376987 in words is "one hundred forty-seven million, three hundred seventy-six thousand, nine hundred eighty-seven".