1400434563 has 16 divisors (see below), whose sum is σ = 2107238400. Its totient is φ = 819480480.

The previous prime is 1400434547. The next prime is 1400434573. The reversal of 1400434563 is 3654340041.

It is not a de Polignac number, because 1400434563 - 2⁴ = 1400434547 is a prime.

It is a super-2 number, since 2×1400434563² = 3922433930490001938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1400434563.

It is not an unprimeable number, because it can be changed into a prime (1400434543) 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, 730723 + ... + 732636.

It is an arithmetic number, because the mean of its divisors is an integer number (131702400).

Almost surely, 2^1400434563 is an apocalyptic number.

1400434563 is a deficient number, since it is larger than the sum of its proper divisors (706803837).

1400434563 is a wasteful number, since it uses less digits than its factorization.

1400434563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463402.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1400434563 is about 37422.3805095293. The cubic root of 1400434563 is about 1118.8046779223.

The spelling of 1400434563 in words is "one billion, four hundred million, four hundred thirty-four thousand, five hundred sixty-three".