149109614 has 4 divisors (see below), whose sum is σ = 223664424. Its totient is φ = 74554806.

The previous prime is 149109607. The next prime is 149109637. The reversal of 149109614 is 416901941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 416901941 = 29 ⋅14375929.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37277402 + ... + 37277405.

It is an arithmetic number, because the mean of its divisors is an integer number (55916106).

Almost surely, 2^149109614 is an apocalyptic number.

149109614 is a deficient number, since it is larger than the sum of its proper divisors (74554810).

149109614 is an equidigital number, since it uses as much as digits as its factorization.

149109614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74554809.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 149109614 is about 12211.0447546473. The cubic root of 149109614 is about 530.2758905366.

The spelling of 149109614 in words is "one hundred forty-nine million, one hundred nine thousand, six hundred fourteen".