147209983 has 2 divisors, whose sum is σ = 147209984. Its totient is φ = 147209982.

The previous prime is 147209977. The next prime is 147209989. The reversal of 147209983 is 389902741.

It is a balanced prime because it is at equal distance from previous prime (147209977) and next prime (147209989).

It is a cyclic number.

It is not a de Polignac number, because 147209983 - 2²⁵ = 113655551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147209989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73604991 + 73604992.

It is an arithmetic number, because the mean of its divisors is an integer number (73604992).

Almost surely, 2^147209983 is an apocalyptic number.

147209983 is a deficient number, since it is larger than the sum of its proper divisors (1).

147209983 is an equidigital number, since it uses as much as digits as its factorization.

147209983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 147209983 is about 12133.0121157114. The cubic root of 147209983 is about 528.0143846995.

The spelling of 147209983 in words is "one hundred forty-seven million, two hundred nine thousand, nine hundred eighty-three".