140973855 has 16 divisors (see below), whose sum is σ = 246063744. Its totient is φ = 68350880.

The previous prime is 140973827. The next prime is 140973919. The reversal of 140973855 is 558379041.

It is not a de Polignac number, because 140973855 - 2¹⁰ = 140972831 is a prime.

It is a super-2 number, since 2×140973855² = 39747255587122050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427029 + ... + 427358.

It is an arithmetic number, because the mean of its divisors is an integer number (15378984).

Almost surely, 2^140973855 is an apocalyptic number.

140973855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140973855 is a deficient number, since it is larger than the sum of its proper divisors (105089889).

140973855 is a wasteful number, since it uses less digits than its factorization.

140973855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854406.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 140973855 is about 11873.2411329005. The cubic root of 140973855 is about 520.4506140850.

The spelling of 140973855 in words is "one hundred forty million, nine hundred seventy-three thousand, eight hundred fifty-five".