140234302451 has 16 divisors (see below), whose sum is σ = 143112134880. Its totient is φ = 137375969280.

The previous prime is 140234302433. The next prime is 140234302457. The reversal of 140234302451 is 154203432041.

It is a cyclic number.

It is not a de Polignac number, because 140234302451 - 2³⁴ = 123054433267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140234302457) 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, 27243260 + ... + 27248406.

It is an arithmetic number, because the mean of its divisors is an integer number (8944508430).

Almost surely, 2^140234302451 is an apocalyptic number.

140234302451 is a deficient number, since it is larger than the sum of its proper divisors (2877832429).

140234302451 is a wasteful number, since it uses less digits than its factorization.

140234302451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 140234302451 its reverse (154203432041), we get a palindrome (294437734492).

The spelling of 140234302451 in words is "one hundred forty billion, two hundred thirty-four million, three hundred two thousand, four hundred fifty-one".