150809453 has 2 divisors, whose sum is σ = 150809454. Its totient is φ = 150809452.

The previous prime is 150809443. The next prime is 150809473. The reversal of 150809453 is 354908051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112826884 + 37982569 = 10622^2 + 6163^2 .

It is a cyclic number.

It is not a de Polignac number, because 150809453 - 2⁴ = 150809437 is a prime.

It is a super-2 number, since 2×150809453² = 45486982228318418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150809443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75404726 + 75404727.

It is an arithmetic number, because the mean of its divisors is an integer number (75404727).

Almost surely, 2^150809453 is an apocalyptic number.

It is an amenable number.

150809453 is a deficient number, since it is larger than the sum of its proper divisors (1).

150809453 is an equidigital number, since it uses as much as digits as its factorization.

150809453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 150809453 is about 12280.4500324703. The cubic root of 150809453 is about 532.2833173963.

The spelling of 150809453 in words is "one hundred fifty million, eight hundred nine thousand, four hundred fifty-three".