1423153597 has 2 divisors, whose sum is σ = 1423153598. Its totient is φ = 1423153596.

The previous prime is 1423153577. The next prime is 1423153603. The reversal of 1423153597 is 7953513241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1066283716 + 356869881 = 32654^2 + 18891^2 .

It is an emirp because it is prime and its reverse (7953513241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423153597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423153517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711576798 + 711576799.

It is an arithmetic number, because the mean of its divisors is an integer number (711576799).

Almost surely, 2^1423153597 is an apocalyptic number.

It is an amenable number.

1423153597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423153597 is an equidigital number, since it uses as much as digits as its factorization.

1423153597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 40.

The square root of 1423153597 is about 37724.7080439332. The cubic root of 1423153597 is about 1124.8223184736.

The spelling of 1423153597 in words is "one billion, four hundred twenty-three million, one hundred fifty-three thousand, five hundred ninety-seven".