149441121 has 12 divisors (see below), whose sum is σ = 216331648. Its totient is φ = 99409464.

The previous prime is 149441087. The next prime is 149441141. The reversal of 149441121 is 121144941.

It is not a de Polignac number, because 149441121 - 2²¹ = 147343969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149441141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13765 + ... + 22098.

Almost surely, 2^149441121 is an apocalyptic number.

It is an amenable number.

149441121 is a deficient number, since it is larger than the sum of its proper divisors (66890527).

149441121 is a wasteful number, since it uses less digits than its factorization.

149441121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36332 (or 36329 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 149441121 is about 12224.6112821635. The cubic root of 149441121 is about 530.6685771667.

The spelling of 149441121 in words is "one hundred forty-nine million, four hundred forty-one thousand, one hundred twenty-one".