149799079 has 2 divisors, whose sum is σ = 149799080. Its totient is φ = 149799078.

The previous prime is 149799061. The next prime is 149799101. The reversal of 149799079 is 970997941.

149799079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149799079 - 2¹¹ = 149797031 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149790079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74899539 + 74899540.

It is an arithmetic number, because the mean of its divisors is an integer number (74899540).

Almost surely, 2^149799079 is an apocalyptic number.

149799079 is a deficient number, since it is larger than the sum of its proper divisors (1).

149799079 is an equidigital number, since it uses as much as digits as its factorization.

149799079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1285956, while the sum is 55.

The square root of 149799079 is about 12239.2433998185. The cubic root of 149799079 is about 531.0919447870.

It can be divided in two parts, 1497 and 99079, that added together give a triangular number (100576 = T₄₄₈).

The spelling of 149799079 in words is "one hundred forty-nine million, seven hundred ninety-nine thousand, seventy-nine".