1400266534 has 16 divisors (see below), whose sum is σ = 2151452160. Its totient is φ = 683149320.

The previous prime is 1400266493. The next prime is 1400266561. The reversal of 1400266534 is 4356620041.

It is a junction number, because it is equal to n+sod(n) for n = 1400266496 and 1400266505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81519 + ... + 97189.

It is an arithmetic number, because the mean of its divisors is an integer number (134465760).

Almost surely, 2^1400266534 is an apocalyptic number.

1400266534 is a deficient number, since it is larger than the sum of its proper divisors (751185626).

1400266534 is a wasteful number, since it uses less digits than its factorization.

1400266534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16755.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1400266534 is about 37420.1354086273. The cubic root of 1400266534 is about 1118.7599301096.

Adding to 1400266534 its reverse (4356620041), we get a palindrome (5756886575).

The spelling of 1400266534 in words is "one billion, four hundred million, two hundred sixty-six thousand, five hundred thirty-four".