148977895 has 8 divisors (see below), whose sum is σ = 195025680. Its totient is φ = 108347520.

The previous prime is 148977893. The next prime is 148977911. The reversal of 148977895 is 598779841.

148977895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 148977895 - 2¹ = 148977893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148977893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354290 + ... + 1354399.

It is an arithmetic number, because the mean of its divisors is an integer number (24378210).

Almost surely, 2^148977895 is an apocalyptic number.

148977895 is a deficient number, since it is larger than the sum of its proper divisors (46047785).

148977895 is a wasteful number, since it uses less digits than its factorization.

148977895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708705.

The product of its digits is 5080320, while the sum is 58.

The square root of 148977895 is about 12205.6501260687. The cubic root of 148977895 is about 530.1197012177.

The spelling of 148977895 in words is "one hundred forty-eight million, nine hundred seventy-seven thousand, eight hundred ninety-five".