1523440963 has 16 divisors (see below), whose sum is σ = 1730684160. Its totient is φ = 1328292000.

The previous prime is 1523440951. The next prime is 1523440979. The reversal of 1523440963 is 3690443251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1523440963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1523440943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32356 + ... + 63982.

It is an arithmetic number, because the mean of its divisors is an integer number (108167760).

Almost surely, 2^1523440963 is an apocalyptic number.

1523440963 is a deficient number, since it is larger than the sum of its proper divisors (207243197).

1523440963 is a wasteful number, since it uses less digits than its factorization.

1523440963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31818.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 1523440963 is about 39031.2818518685. The cubic root of 1523440963 is about 1150.6463821766.

The spelling of 1523440963 in words is "one billion, five hundred twenty-three million, four hundred forty thousand, nine hundred sixty-three".