48149155 has 4 divisors (see below), whose sum is σ = 57778992. Its totient is φ = 38519320.

The previous prime is 48149137. The next prime is 48149159. The reversal of 48149155 is 55194184.

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

It is not a de Polignac number, because 48149155 - 2⁷ = 48149027 is a prime.

It is a super-2 number, since 2×48149155² = 4636682254428050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48149159) 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, 4814911 + ... + 4814920.

It is an arithmetic number, because the mean of its divisors is an integer number (14444748).

Almost surely, 2^48149155 is an apocalyptic number.

48149155 is a deficient number, since it is larger than the sum of its proper divisors (9629837).

48149155 is an equidigital number, since it uses as much as digits as its factorization.

48149155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9629836.

The product of its digits is 28800, while the sum is 37.

The square root of 48149155 is about 6938.9592159055. The cubic root of 48149155 is about 363.8001635254.

The spelling of 48149155 in words is "forty-eight million, one hundred forty-nine thousand, one hundred fifty-five".