71464999 has 2 divisors, whose sum is σ = 71465000. Its totient is φ = 71464998.

The previous prime is 71464993. The next prime is 71465039. The reversal of 71464999 is 99946417.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71464999 - 2¹³ = 71456807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71464993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35732499 + 35732500.

It is an arithmetic number, because the mean of its divisors is an integer number (35732500).

Almost surely, 2^71464999 is an apocalyptic number.

71464999 is a deficient number, since it is larger than the sum of its proper divisors (1).

71464999 is an equidigital number, since it uses as much as digits as its factorization.

71464999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 49.

The square root of 71464999 is about 8453.6973567783. The cubic root of 71464999 is about 414.9837880153.

The spelling of 71464999 in words is "seventy-one million, four hundred sixty-four thousand, nine hundred ninety-nine".