1492135623 has 12 divisors (see below), whose sum is σ = 2351244168. Its totient is φ = 904324560.

The previous prime is 1492135621. The next prime is 1492135669. The reversal of 1492135623 is 3265312941.

1492135623 is a `hidden beast` number, since 1 + 4 + 9 + 21 + 3 + 5 + 623 = 666.

It is not a de Polignac number, because 1492135623 - 2¹ = 1492135621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492135621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7535940 + ... + 7536137.

It is an arithmetic number, because the mean of its divisors is an integer number (195937014).

Almost surely, 2^1492135623 is an apocalyptic number.

1492135623 is a deficient number, since it is larger than the sum of its proper divisors (859108545).

1492135623 is a wasteful number, since it uses less digits than its factorization.

1492135623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15072094 (or 15072091 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 1492135623 is about 38628.1713649507. The cubic root of 1492135623 is about 1142.7101884626.

The spelling of 1492135623 in words is "one billion, four hundred ninety-two million, one hundred thirty-five thousand, six hundred twenty-three".