51541415 has 8 divisors (see below), whose sum is σ = 62230128. Its totient is φ = 40979520.

The previous prime is 51541409. The next prime is 51541421. The reversal of 51541415 is 51414515.

It is an interprime number because it is at equal distance from previous prime (51541409) and next prime (51541421).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51541415 - 2⁶ = 51541351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30806 + ... + 32435.

It is an arithmetic number, because the mean of its divisors is an integer number (7778766).

Almost surely, 2^51541415 is an apocalyptic number.

51541415 is a deficient number, since it is larger than the sum of its proper divisors (10688713).

51541415 is a wasteful number, since it uses less digits than its factorization.

51541415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63409.

The product of its digits is 2000, while the sum is 26.

The square root of 51541415 is about 7179.2349870999. The cubic root of 51541415 is about 372.1506476406.

The spelling of 51541415 in words is "fifty-one million, five hundred forty-one thousand, four hundred fifteen".