147980941 has 2 divisors, whose sum is σ = 147980942. Its totient is φ = 147980940.

The previous prime is 147980933. The next prime is 147980951. The reversal of 147980941 is 149089741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147525316 + 455625 = 12146^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 147980941 - 2³ = 147980933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147980951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73990470 + 73990471.

It is an arithmetic number, because the mean of its divisors is an integer number (73990471).

Almost surely, 2^147980941 is an apocalyptic number.

It is an amenable number.

147980941 is a deficient number, since it is larger than the sum of its proper divisors (1).

147980941 is an equidigital number, since it uses as much as digits as its factorization.

147980941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 43.

The square root of 147980941 is about 12164.7417153016. The cubic root of 147980941 is about 528.9345404474.

The spelling of 147980941 in words is "one hundred forty-seven million, nine hundred eighty thousand, nine hundred forty-one".