149280611 has 2 divisors, whose sum is σ = 149280612. Its totient is φ = 149280610.

The previous prime is 149280589. The next prime is 149280613. The reversal of 149280611 is 116082941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149280611 - 2²² = 145086307 is a prime.

Together with 149280613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (149280613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74640305 + 74640306.

It is an arithmetic number, because the mean of its divisors is an integer number (74640306).

Almost surely, 2^149280611 is an apocalyptic number.

149280611 is a deficient number, since it is larger than the sum of its proper divisors (1).

149280611 is an equidigital number, since it uses as much as digits as its factorization.

149280611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 149280611 is about 12218.0444834679. The cubic root of 149280611 is about 530.4785176381.

The spelling of 149280611 in words is "one hundred forty-nine million, two hundred eighty thousand, six hundred eleven".