149083453 has 2 divisors, whose sum is σ = 149083454. Its totient is φ = 149083452.

The previous prime is 149083427. The next prime is 149083463. The reversal of 149083453 is 354380941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122478489 + 26604964 = 11067^2 + 5158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149083453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149083423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74541726 + 74541727.

It is an arithmetic number, because the mean of its divisors is an integer number (74541727).

Almost surely, 2^149083453 is an apocalyptic number.

It is an amenable number.

149083453 is a deficient number, since it is larger than the sum of its proper divisors (1).

149083453 is an equidigital number, since it uses as much as digits as its factorization.

149083453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 149083453 is about 12209.9735052948. The cubic root of 149083453 is about 530.2448767551.

The spelling of 149083453 in words is "one hundred forty-nine million, eighty-three thousand, four hundred fifty-three".