73951 has 2 divisors, whose sum is σ = 73952. Its totient is φ = 73950.

The previous prime is 73943. The next prime is 73961. The reversal of 73951 is 15937.

It is a weak prime.

It is an emirp because it is prime and its reverse (15937) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73951 - 2³ = 73943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36975 + 36976.

It is an arithmetic number, because the mean of its divisors is an integer number (36976).

2⁷³⁹⁵¹ is an apocalyptic number.

73951 is a deficient number, since it is larger than the sum of its proper divisors (1).

73951 is an equidigital number, since it uses as much as digits as its factorization.

73951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945, while the sum is 25.

The square root of 73951 is about 271.9393314694. The cubic root of 73951 is about 41.9740958935.

It can be divided in two parts, 7395 and 1, that added together give a square (7396 = 86²).

The spelling of 73951 in words is "seventy-three thousand, nine hundred fifty-one".