140011263 has 24 divisors (see below), whose sum is σ = 233261600. Its totient is φ = 79268544.

The previous prime is 140011253. The next prime is 140011279. The reversal of 140011263 is 362110041.

It is a happy number.

140011263 is a `hidden beast` number, since 1 + 400 + 1 + 1 + 263 = 666.

It is not a de Polignac number, because 140011263 - 2⁵ = 140011231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140011243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3328 + ... + 17061.

Almost surely, 2^140011263 is an apocalyptic number.

140011263 is a deficient number, since it is larger than the sum of its proper divisors (93250337).

140011263 is a wasteful number, since it uses less digits than its factorization.

140011263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20511 (or 20508 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 140011263 is about 11832.6355052457. The cubic root of 140011263 is about 519.2633343501.

The spelling of 140011263 in words is "one hundred forty million, eleven thousand, two hundred sixty-three".