140585623 has 2 divisors, whose sum is σ = 140585624. Its totient is φ = 140585622.

The previous prime is 140585569. The next prime is 140585629. The reversal of 140585623 is 326585041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140585623 - 2⁹ = 140585111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140585629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70292811 + 70292812.

It is an arithmetic number, because the mean of its divisors is an integer number (70292812).

Almost surely, 2^140585623 is an apocalyptic number.

140585623 is a deficient number, since it is larger than the sum of its proper divisors (1).

140585623 is an equidigital number, since it uses as much as digits as its factorization.

140585623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 140585623 is about 11856.8808292906. The cubic root of 140585623 is about 519.9724134774.

The spelling of 140585623 in words is "one hundred forty million, five hundred eighty-five thousand, six hundred twenty-three".