147430999 has 2 divisors, whose sum is σ = 147431000. Its totient is φ = 147430998.

The previous prime is 147430993. The next prime is 147431059. The reversal of 147430999 is 999034741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147430999 - 2²³ = 139042391 is a prime.

It is a super-2 number, since 2×147430999² = 43471798932276002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147430993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73715499 + 73715500.

It is an arithmetic number, because the mean of its divisors is an integer number (73715500).

Almost surely, 2^147430999 is an apocalyptic number.

147430999 is a deficient number, since it is larger than the sum of its proper divisors (1).

147430999 is an equidigital number, since it uses as much as digits as its factorization.

147430999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 147430999 is about 12142.1167429736. The cubic root of 147430999 is about 528.2785001049.

The spelling of 147430999 in words is "one hundred forty-seven million, four hundred thirty thousand, nine hundred ninety-nine".