61051255 has 8 divisors (see below), whose sum is σ = 75048624. Its totient is φ = 47649600.

The previous prime is 61051229. The next prime is 61051297. The reversal of 61051255 is 55215016.

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

It is not a de Polignac number, because 61051255 - 2⁷ = 61051127 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, 148701 + ... + 149110.

It is an arithmetic number, because the mean of its divisors is an integer number (9381078).

Almost surely, 2^61051255 is an apocalyptic number.

61051255 is a deficient number, since it is larger than the sum of its proper divisors (13997369).

61051255 is a wasteful number, since it uses less digits than its factorization.

61051255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297857.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 61051255 is about 7813.5302520692. The cubic root of 61051255 is about 393.7599416319.

It can be divided in two parts, 6105125 and 5, that multiplied together give a square (30525625 = 5525²).

The spelling of 61051255 in words is "sixty-one million, fifty-one thousand, two hundred fifty-five".