140460479 has 2 divisors, whose sum is σ = 140460480. Its totient is φ = 140460478.

The previous prime is 140460451. The next prime is 140460503. The reversal of 140460479 is 974064041.

It is a strong prime.

It is an emirp because it is prime and its reverse (974064041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140460479 - 2¹² = 140456383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140460449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70230239 + 70230240.

It is an arithmetic number, because the mean of its divisors is an integer number (70230240).

Almost surely, 2^140460479 is an apocalyptic number.

140460479 is a deficient number, since it is larger than the sum of its proper divisors (1).

140460479 is an equidigital number, since it uses as much as digits as its factorization.

140460479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 140460479 is about 11851.6023811129. The cubic root of 140460479 is about 519.8180810880.

The spelling of 140460479 in words is "one hundred forty million, four hundred sixty thousand, four hundred seventy-nine".