61232851 has 4 divisors (see below), whose sum is σ = 61270632. Its totient is φ = 61195072.

The previous prime is 61232819. The next prime is 61232863. The reversal of 61232851 is 15823216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61232851 - 2⁵ = 61232819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61232251) 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, 16345 + ... + 19738.

It is an arithmetic number, because the mean of its divisors is an integer number (15317658).

Almost surely, 2^61232851 is an apocalyptic number.

61232851 is a deficient number, since it is larger than the sum of its proper divisors (37781).

61232851 is a wasteful number, since it uses less digits than its factorization.

61232851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37780.

The product of its digits is 2880, while the sum is 28.

The square root of 61232851 is about 7825.1422351290. The cubic root of 61232851 is about 394.1499661025.

The spelling of 61232851 in words is "sixty-one million, two hundred thirty-two thousand, eight hundred fifty-one".