1478452623 has 16 divisors (see below), whose sum is σ = 2025668736. Its totient is φ = 958465440.

The previous prime is 1478452609. The next prime is 1478452639. The reversal of 1478452623 is 3262548741.

It is not a de Polignac number, because 1478452623 - 2⁴ = 1478452607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478452663) 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 in 15 ways as a sum of consecutive naturals, for example, 348988 + ... + 353198.

It is an arithmetic number, because the mean of its divisors is an integer number (126604296).

Almost surely, 2^1478452623 is an apocalyptic number.

1478452623 is a deficient number, since it is larger than the sum of its proper divisors (547216113).

1478452623 is a wasteful number, since it uses less digits than its factorization.

1478452623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7414.

The product of its digits is 322560, while the sum is 42.

The square root of 1478452623 is about 38450.6517890139. The cubic root of 1478452623 is about 1139.2065431305.

The spelling of 1478452623 in words is "one billion, four hundred seventy-eight million, four hundred fifty-two thousand, six hundred twenty-three".