1063897923 has 16 divisors (see below), whose sum is σ = 1559678976. Its totient is φ = 639707040.

The previous prime is 1063897871. The next prime is 1063897949. The reversal of 1063897923 is 3297983601.

It is not a de Polignac number, because 1063897923 - 2¹² = 1063893827 is a prime.

It is a super-2 number, since 2×1063897923² = 2263757581127427858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063897823) 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, 122736 + ... + 131117.

It is an arithmetic number, because the mean of its divisors is an integer number (97479936).

Almost surely, 2^1063897923 is an apocalyptic number.

1063897923 is a deficient number, since it is larger than the sum of its proper divisors (495781053).

1063897923 is a wasteful number, since it uses less digits than its factorization.

1063897923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253994.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 1063897923 is about 32617.4481374616. The cubic root of 1063897923 is about 1020.8610961849.

The spelling of 1063897923 in words is "one billion, sixty-three million, eight hundred ninety-seven thousand, nine hundred twenty-three".