49147151 has 16 divisors (see below), whose sum is σ = 52475808. Its totient is φ = 45964800.

The previous prime is 49147127. The next prime is 49147157. The reversal of 49147151 is 15174194.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 49147151 - 2¹⁰ = 49146127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49147157) 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, 107315 + ... + 107771.

It is an arithmetic number, because the mean of its divisors is an integer number (3279738).

Almost surely, 2^49147151 is an apocalyptic number.

49147151 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

49147151 is a deficient number, since it is larger than the sum of its proper divisors (3328657).

49147151 is a wasteful number, since it uses less digits than its factorization.

49147151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its digits is 5040, while the sum is 32.

The square root of 49147151 is about 7010.5029063542. The cubic root of 49147151 is about 366.2965113890.

The spelling of 49147151 in words is "forty-nine million, one hundred forty-seven thousand, one hundred fifty-one".