140369895 has 32 divisors (see below), whose sum is σ = 251116800. Its totient is φ = 74392992.

The previous prime is 140369881. The next prime is 140369899. The reversal of 140369895 is 598963041.

It is a happy number.

It is not a de Polignac number, because 140369895 - 2⁵ = 140369863 is a prime.

It is a super-2 number, since 2×140369895² = 39407414844622050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 140369895.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140369899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18816 + ... + 25194.

It is an arithmetic number, because the mean of its divisors is an integer number (7847400).

Almost surely, 2^140369895 is an apocalyptic number.

140369895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140369895 is a deficient number, since it is larger than the sum of its proper divisors (110746905).

140369895 is a wasteful number, since it uses less digits than its factorization.

140369895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556 (or 6550 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 140369895 is about 11847.7801718297. The cubic root of 140369895 is about 519.7063122182.

The spelling of 140369895 in words is "one hundred forty million, three hundred sixty-nine thousand, eight hundred ninety-five".