146147224739 has 2 divisors, whose sum is σ = 146147224740. Its totient is φ = 146147224738.

The previous prime is 146147224709. The next prime is 146147224763. The reversal of 146147224739 is 937422741641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146147224739 - 2¹² = 146147220643 is a prime.

It is a super-2 number, since 2×146147224739² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146147224709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73073612369 + 73073612370.

It is an arithmetic number, because the mean of its divisors is an integer number (73073612370).

Almost surely, 2^146147224739 is an apocalyptic number.

146147224739 is a deficient number, since it is larger than the sum of its proper divisors (1).

146147224739 is an equidigital number, since it uses as much as digits as its factorization.

146147224739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The spelling of 146147224739 in words is "one hundred forty-six billion, one hundred forty-seven million, two hundred twenty-four thousand, seven hundred thirty-nine".