149078607 has 8 divisors (see below), whose sum is σ = 199335984. Its totient is φ = 99103488.

The previous prime is 149078603. The next prime is 149078623. The reversal of 149078607 is 706870941.

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

It is not a de Polignac number, because 149078607 - 2² = 149078603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149078603) 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, 69328 + ... + 71445.

It is an arithmetic number, because the mean of its divisors is an integer number (24916998).

Almost surely, 2^149078607 is an apocalyptic number.

149078607 is a deficient number, since it is larger than the sum of its proper divisors (50257377).

149078607 is a wasteful number, since it uses less digits than its factorization.

149078607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141129.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 149078607 is about 12209.7750593531. The cubic root of 149078607 is about 530.2391314394.

The spelling of 149078607 in words is "one hundred forty-nine million, seventy-eight thousand, six hundred seven".