140611402 has 8 divisors (see below), whose sum is σ = 211522500. Its totient is φ = 70103904.

The previous prime is 140611399. The next prime is 140611423. The reversal of 140611402 is 204116041.

It can be written as a sum of positive squares in 2 ways, for example, as 135233641 + 5377761 = 11629^2 + 2319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 140611402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100027 + ... + 101422.

Almost surely, 2^140611402 is an apocalyptic number.

140611402 is a deficient number, since it is larger than the sum of its proper divisors (70911098).

140611402 is a wasteful number, since it uses less digits than its factorization.

140611402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201800.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 140611402 is about 11857.9678697490. The cubic root of 140611402 is about 520.0041937532.

Adding to 140611402 its reverse (204116041), we get a palindrome (344727443).

The spelling of 140611402 in words is "one hundred forty million, six hundred eleven thousand, four hundred two".