140361542 has 4 divisors (see below), whose sum is σ = 210542316. Its totient is φ = 70180770.

The previous prime is 140361539. The next prime is 140361547. The reversal of 140361542 is 245163041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140361547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35090384 + ... + 35090387.

It is an arithmetic number, because the mean of its divisors is an integer number (52635579).

Almost surely, 2^140361542 is an apocalyptic number.

140361542 is a deficient number, since it is larger than the sum of its proper divisors (70180774).

140361542 is an equidigital number, since it uses as much as digits as its factorization.

140361542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70180773.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 140361542 is about 11847.4276532925. The cubic root of 140361542 is about 519.6960032819.

The spelling of 140361542 in words is "one hundred forty million, three hundred sixty-one thousand, five hundred forty-two".