41638151 has 4 divisors (see below), whose sum is σ = 44087472. Its totient is φ = 39188832.

The previous prime is 41638141. The next prime is 41638169. The reversal of 41638151 is 15183614.

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-41638151 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 (41638111) 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, 1224635 + ... + 1224668.

It is an arithmetic number, because the mean of its divisors is an integer number (11021868).

Almost surely, 2^41638151 is an apocalyptic number.

41638151 is a deficient number, since it is larger than the sum of its proper divisors (2449321).

41638151 is a wasteful number, since it uses less digits than its factorization.

41638151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449320.

The product of its digits is 2880, while the sum is 29.

The square root of 41638151 is about 6452.7630515927. The cubic root of 41638151 is about 346.6015324909.

The spelling of 41638151 in words is "forty-one million, six hundred thirty-eight thousand, one hundred fifty-one".