149337073 has 2 divisors, whose sum is σ = 149337074. Its totient is φ = 149337072.

The previous prime is 149337059. The next prime is 149337103. The reversal of 149337073 is 370733941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116812864 + 32524209 = 10808^2 + 5703^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149337073 is a prime.

It is a super-2 number, since 2×149337073² = 44603122744414658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (149337043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74668536 + 74668537.

It is an arithmetic number, because the mean of its divisors is an integer number (74668537).

Almost surely, 2^149337073 is an apocalyptic number.

It is an amenable number.

149337073 is a deficient number, since it is larger than the sum of its proper divisors (1).

149337073 is an equidigital number, since it uses as much as digits as its factorization.

149337073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 149337073 is about 12220.3548639146. The cubic root of 149337073 is about 530.5453896908.

The spelling of 149337073 in words is "one hundred forty-nine million, three hundred thirty-seven thousand, seventy-three".