49018151 has 16 divisors (see below), whose sum is σ = 61737984. Its totient is φ = 37878624.

The previous prime is 49018141. The next prime is 49018159. The reversal of 49018151 is 15181094.

It is not a de Polignac number, because 49018151 - 2²² = 44823847 is a prime.

It is a super-3 number, since 3×49018151³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49018159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2351 + ... + 10176.

It is an arithmetic number, because the mean of its divisors is an integer number (3858624).

Almost surely, 2^49018151 is an apocalyptic number.

49018151 is a deficient number, since it is larger than the sum of its proper divisors (12719833).

49018151 is a wasteful number, since it uses less digits than its factorization.

49018151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12590.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 49018151 is about 7001.2963799571. The cubic root of 49018151 is about 365.9757491372.

The spelling of 49018151 in words is "forty-nine million, eighteen thousand, one hundred fifty-one".