1450197923 has 2 divisors, whose sum is σ = 1450197924. Its totient is φ = 1450197922.

The previous prime is 1450197913. The next prime is 1450197953. The reversal of 1450197923 is 3297910541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1450197923 - 2⁴ = 1450197907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1450197913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725098961 + 725098962.

It is an arithmetic number, because the mean of its divisors is an integer number (725098962).

Almost surely, 2^1450197923 is an apocalyptic number.

1450197923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450197923 is an equidigital number, since it uses as much as digits as its factorization.

1450197923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 1450197923 is about 38081.4642969516. The cubic root of 1450197923 is about 1131.9026923290.

The spelling of 1450197923 in words is "one billion, four hundred fifty million, one hundred ninety-seven thousand, nine hundred twenty-three".