1500223453 has 2 divisors, whose sum is σ = 1500223454. Its totient is φ = 1500223452.

The previous prime is 1500223421. The next prime is 1500223471. The reversal of 1500223453 is 3543220051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1439974809 + 60248644 = 37947^2 + 7762^2 .

It is a cyclic number.

It is not a de Polignac number, because 1500223453 - 2⁵ = 1500223421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1500223253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750111726 + 750111727.

It is an arithmetic number, because the mean of its divisors is an integer number (750111727).

Almost surely, 2^1500223453 is an apocalyptic number.

It is an amenable number.

1500223453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1500223453 is an equidigital number, since it uses as much as digits as its factorization.

1500223453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1500223453 is about 38732.7181204728. The cubic root of 1500223453 is about 1144.7710819158.

The spelling of 1500223453 in words is "one billion, five hundred million, two hundred twenty-three thousand, four hundred fifty-three".