140914997 has 8 divisors (see below), whose sum is σ = 148167360. Its totient is φ = 133756480.

The previous prime is 140914979. The next prime is 140915051. The reversal of 140914997 is 799419041.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140914997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140914937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20372 + ... + 26397.

It is an arithmetic number, because the mean of its divisors is an integer number (18520920).

Almost surely, 2^140914997 is an apocalyptic number.

It is an amenable number.

140914997 is a deficient number, since it is larger than the sum of its proper divisors (7252363).

140914997 is a wasteful number, since it uses less digits than its factorization.

140914997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46923.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 140914997 is about 11870.7622754396. The cubic root of 140914997 is about 520.3781728833.

The spelling of 140914997 in words is "one hundred forty million, nine hundred fourteen thousand, nine hundred ninety-seven".