149351963 has 2 divisors, whose sum is σ = 149351964. Its totient is φ = 149351962.

The previous prime is 149351959. The next prime is 149352013. The reversal of 149351963 is 369153941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149351963 - 2² = 149351959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149351963.

It is not a weakly prime, because it can be changed into another prime (149354963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74675981 + 74675982.

It is an arithmetic number, because the mean of its divisors is an integer number (74675982).

Almost surely, 2^149351963 is an apocalyptic number.

149351963 is a deficient number, since it is larger than the sum of its proper divisors (1).

149351963 is an equidigital number, since it uses as much as digits as its factorization.

149351963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 41.

The square root of 149351963 is about 12220.9640781732. The cubic root of 149351963 is about 530.5630221919.

The spelling of 149351963 in words is "one hundred forty-nine million, three hundred fifty-one thousand, nine hundred sixty-three".