140291654 has 8 divisors (see below), whose sum is σ = 210579528. Its totient is φ = 70098480.

The previous prime is 140291653. The next prime is 140291713. The reversal of 140291654 is 456192041.

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 140291654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140291653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19847 + ... + 25970.

It is an arithmetic number, because the mean of its divisors is an integer number (26322441).

Almost surely, 2^140291654 is an apocalyptic number.

140291654 is a deficient number, since it is larger than the sum of its proper divisors (70287874).

140291654 is a wasteful number, since it uses less digits than its factorization.

140291654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47350.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 140291654 is about 11844.4777850271. The cubic root of 140291654 is about 519.6097342949.

The spelling of 140291654 in words is "one hundred forty million, two hundred ninety-one thousand, six hundred fifty-four".