149292673 has 2 divisors, whose sum is σ = 149292674. Its totient is φ = 149292672.

The previous prime is 149292659. The next prime is 149292697. The reversal of 149292673 is 376292941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100460529 + 48832144 = 10023^2 + 6988^2 .

It is an emirp because it is prime and its reverse (376292941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149292673 - 2⁹ = 149292161 is a prime.

It is a super-2 number, since 2×149292673² = 44576604422969858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (149292973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74646336 + 74646337.

It is an arithmetic number, because the mean of its divisors is an integer number (74646337).

Almost surely, 2^149292673 is an apocalyptic number.

It is an amenable number.

149292673 is a deficient number, since it is larger than the sum of its proper divisors (1).

149292673 is an equidigital number, since it uses as much as digits as its factorization.

149292673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 149292673 is about 12218.5380876764. The cubic root of 149292673 is about 530.4928049580.

The spelling of 149292673 in words is "one hundred forty-nine million, two hundred ninety-two thousand, six hundred seventy-three".