154648099 has 4 divisors (see below), whose sum is σ = 163745064. Its totient is φ = 145551136.

The previous prime is 154648093. The next prime is 154648103. The reversal of 154648099 is 990846451.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154648099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154648093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4548457 + ... + 4548490.

It is an arithmetic number, because the mean of its divisors is an integer number (40936266).

Almost surely, 2^154648099 is an apocalyptic number.

154648099 is a deficient number, since it is larger than the sum of its proper divisors (9096965).

154648099 is an equidigital number, since it uses as much as digits as its factorization.

154648099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9096964.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 154648099 is about 12435.7588831563. The cubic root of 154648099 is about 536.7617110234.

The spelling of 154648099 in words is "one hundred fifty-four million, six hundred forty-eight thousand, ninety-nine".