145627430149 has 2 divisors, whose sum is σ = 145627430150. Its totient is φ = 145627430148.

The previous prime is 145627430041. The next prime is 145627430219. The reversal of 145627430149 is 941034726541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112012041124 + 33615389025 = 334682^2 + 183345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145627430149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145627430099 and 145627430108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145627434149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72813715074 + 72813715075.

It is an arithmetic number, because the mean of its divisors is an integer number (72813715075).

Almost surely, 2^145627430149 is an apocalyptic number.

It is an amenable number.

145627430149 is a deficient number, since it is larger than the sum of its proper divisors (1).

145627430149 is an equidigital number, since it uses as much as digits as its factorization.

145627430149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 145627430149 in words is "one hundred forty-five billion, six hundred twenty-seven million, four hundred thirty thousand, one hundred forty-nine".