149370594209 has 2 divisors, whose sum is σ = 149370594210. Its totient is φ = 149370594208.

The previous prime is 149370594193. The next prime is 149370594229. The reversal of 149370594209 is 902495073941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110835726400 + 38534867809 = 332920^2 + 196303^2 .

It is a cyclic number.

It is not a de Polignac number, because 149370594209 - 2⁴ = 149370594193 is a prime.

It is not a weakly prime, because it can be changed into another prime (149370594229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74685297104 + 74685297105.

It is an arithmetic number, because the mean of its divisors is an integer number (74685297105).

Almost surely, 2^149370594209 is an apocalyptic number.

It is an amenable number.

149370594209 is a deficient number, since it is larger than the sum of its proper divisors (1).

149370594209 is an equidigital number, since it uses as much as digits as its factorization.

149370594209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 149370594209 in words is "one hundred forty-nine billion, three hundred seventy million, five hundred ninety-four thousand, two hundred nine".