71621483 has 2 divisors, whose sum is σ = 71621484. Its totient is φ = 71621482.

The previous prime is 71621443. The next prime is 71621491. The reversal of 71621483 is 38412617.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71621483 - 2⁶ = 71621419 is a prime.

It is not a weakly prime, because it can be changed into another prime (71621443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35810741 + 35810742.

It is an arithmetic number, because the mean of its divisors is an integer number (35810742).

Almost surely, 2^71621483 is an apocalyptic number.

71621483 is a deficient number, since it is larger than the sum of its proper divisors (1).

71621483 is an equidigital number, since it uses as much as digits as its factorization.

71621483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 32.

The square root of 71621483 is about 8462.9476543342. The cubic root of 71621483 is about 415.2864582453.

The spelling of 71621483 in words is "seventy-one million, six hundred twenty-one thousand, four hundred eighty-three".