140262623 has 2 divisors, whose sum is σ = 140262624. Its totient is φ = 140262622.

The previous prime is 140262611. The next prime is 140262649. The reversal of 140262623 is 326262041.

It is an a-pointer prime, because the next prime (140262649) can be obtained adding 140262623 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140262623 - 2¹⁶ = 140197087 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 140262592 and 140262601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140262653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70131311 + 70131312.

It is an arithmetic number, because the mean of its divisors is an integer number (70131312).

Almost surely, 2^140262623 is an apocalyptic number.

140262623 is a deficient number, since it is larger than the sum of its proper divisors (1).

140262623 is an equidigital number, since it uses as much as digits as its factorization.

140262623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 140262623 is about 11843.2522138136. The cubic root of 140262623 is about 519.5738903218.

The spelling of 140262623 in words is "one hundred forty million, two hundred sixty-two thousand, six hundred twenty-three".