140992823 has 2 divisors, whose sum is σ = 140992824. Its totient is φ = 140992822.

The previous prime is 140992807. The next prime is 140992871. The reversal of 140992823 is 328299041.

140992823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140992823 - 2⁴ = 140992807 is a prime.

It is a super-2 number, since 2×140992823² = 39757952275018658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140992223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70496411 + 70496412.

It is an arithmetic number, because the mean of its divisors is an integer number (70496412).

Almost surely, 2^140992823 is an apocalyptic number.

140992823 is a deficient number, since it is larger than the sum of its proper divisors (1).

140992823 is an equidigital number, since it uses as much as digits as its factorization.

140992823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 140992823 is about 11874.0398769753. The cubic root of 140992823 is about 520.4739552086.

The spelling of 140992823 in words is "one hundred forty million, nine hundred ninety-two thousand, eight hundred twenty-three".