140260564 has 6 divisors (see below), whose sum is σ = 245455994. Its totient is φ = 70130280.

The previous prime is 140260553. The next prime is 140260583. The reversal of 140260564 is 465062041.

It can be written as a sum of positive squares in only one way, i.e., 82955664 + 57304900 = 9108^2 + 7570^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17532567 + ... + 17532574.

Almost surely, 2^140260564 is an apocalyptic number.

It is an amenable number.

140260564 is a deficient number, since it is larger than the sum of its proper divisors (105195430).

140260564 is a wasteful number, since it uses less digits than its factorization.

140260564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35065145 (or 35065143 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 140260564 is about 11843.1652863582. The cubic root of 140260564 is about 519.5713479294.

The spelling of 140260564 in words is "one hundred forty million, two hundred sixty thousand, five hundred sixty-four".