140949698 has 4 divisors (see below), whose sum is σ = 211424550. Its totient is φ = 70474848.

The previous prime is 140949691. The next prime is 140949713. The reversal of 140949698 is 896949041.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 73496329 + 67453369 = 8573^2 + 8213^2 .

It is not an unprimeable number, because it can be changed into a prime (140949691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35237423 + ... + 35237426.

Almost surely, 2^140949698 is an apocalyptic number.

140949698 is a deficient number, since it is larger than the sum of its proper divisors (70474852).

140949698 is an equidigital number, since it uses as much as digits as its factorization.

140949698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70474851.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 140949698 is about 11872.2238017989. The cubic root of 140949698 is about 520.4208845920.

The spelling of 140949698 in words is "one hundred forty million, nine hundred forty-nine thousand, six hundred ninety-eight".