140474567 has 2 divisors, whose sum is σ = 140474568. Its totient is φ = 140474566.

The previous prime is 140474549. The next prime is 140474591. The reversal of 140474567 is 765474041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140474567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140474567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140474267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70237283 + 70237284.

It is an arithmetic number, because the mean of its divisors is an integer number (70237284).

Almost surely, 2^140474567 is an apocalyptic number.

140474567 is a deficient number, since it is larger than the sum of its proper divisors (1).

140474567 is an equidigital number, since it uses as much as digits as its factorization.

140474567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 140474567 is about 11852.1967162210. The cubic root of 140474567 is about 519.8354595287.

The spelling of 140474567 in words is "one hundred forty million, four hundred seventy-four thousand, five hundred sixty-seven".