149859745 has 16 divisors (see below), whose sum is σ = 216339840. Its totient is φ = 97352064.

The previous prime is 149859701. The next prime is 149859751. The reversal of 149859745 is 547958941.

It is a cyclic number.

It is not a de Polignac number, because 149859745 - 2¹⁵ = 149826977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149859692 and 149859701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112012 + ... + 113341.

It is an arithmetic number, because the mean of its divisors is an integer number (13521240).

Almost surely, 2^149859745 is an apocalyptic number.

It is an amenable number.

149859745 is a deficient number, since it is larger than the sum of its proper divisors (66480095).

149859745 is a wasteful number, since it uses less digits than its factorization.

149859745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225384.

The product of its digits is 1814400, while the sum is 52.

The square root of 149859745 is about 12241.7214884182. The cubic root of 149859745 is about 531.1636294188.

The spelling of 149859745 in words is "one hundred forty-nine million, eight hundred fifty-nine thousand, seven hundred forty-five".