140113351 has 4 divisors (see below), whose sum is σ = 160129552. Its totient is φ = 120097152.

The previous prime is 140113349. The next prime is 140113357. The reversal of 140113351 is 153311041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140113351 - 2¹ = 140113349 is a prime.

It is a super-2 number, since 2×140113351² = 39263502256898402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140113357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10008090 + ... + 10008103.

It is an arithmetic number, because the mean of its divisors is an integer number (40032388).

Almost surely, 2^140113351 is an apocalyptic number.

140113351 is a deficient number, since it is larger than the sum of its proper divisors (20016201).

140113351 is an equidigital number, since it uses as much as digits as its factorization.

140113351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20016200.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 140113351 is about 11836.9485510414. The cubic root of 140113351 is about 519.3895091432.

Adding to 140113351 its reverse (153311041), we get a palindrome (293424392).

The spelling of 140113351 in words is "one hundred forty million, one hundred thirteen thousand, three hundred fifty-one".