97051751 has 2 divisors, whose sum is σ = 97051752. Its totient is φ = 97051750.

The previous prime is 97051739. The next prime is 97051783. The reversal of 97051751 is 15715079.

It is a weak prime.

It is an emirp because it is prime and its reverse (15715079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97051751 - 2⁶ = 97051687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97051151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48525875 + 48525876.

It is an arithmetic number, because the mean of its divisors is an integer number (48525876).

Almost surely, 2^97051751 is an apocalyptic number.

97051751 is a deficient number, since it is larger than the sum of its proper divisors (1).

97051751 is an equidigital number, since it uses as much as digits as its factorization.

97051751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 97051751 is about 9851.4847104383. The cubic root of 97051751 is about 459.5517861595.

The spelling of 97051751 in words is "ninety-seven million, fifty-one thousand, seven hundred fifty-one".