149595241 has 8 divisors (see below), whose sum is σ = 153559368. Its totient is φ = 145680000.

The previous prime is 149595239. The next prime is 149595263. The reversal of 149595241 is 142595941.

It can be written as a sum of positive squares in 4 ways, for example, as 58201641 + 91393600 = 7629^2 + 9560^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149595241 - 2¹ = 149595239 is a prime.

It is a super-2 number, since 2×149595241² = 44757472259696162, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149595194 and 149595203.

It is not an unprimeable number, because it can be changed into a prime (149595041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5980 + ... + 18301.

It is an arithmetic number, because the mean of its divisors is an integer number (19194921).

Almost surely, 2^149595241 is an apocalyptic number.

It is an amenable number.

149595241 is a deficient number, since it is larger than the sum of its proper divisors (3964127).

149595241 is a wasteful number, since it uses less digits than its factorization.

149595241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24443.

The product of its digits is 64800, while the sum is 40.

The square root of 149595241 is about 12230.9133346615. The cubic root of 149595241 is about 530.8509422813.

The spelling of 149595241 in words is "one hundred forty-nine million, five hundred ninety-five thousand, two hundred forty-one".