9772314151 has 2 divisors, whose sum is σ = 9772314152. Its totient is φ = 9772314150.

The previous prime is 9772314107. The next prime is 9772314157. The reversal of 9772314151 is 1514132779.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9772314151 - 2¹⁵ = 9772281383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9772314157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4886157075 + 4886157076.

It is an arithmetic number, because the mean of its divisors is an integer number (4886157076).

Almost surely, 2^9772314151 is an apocalyptic number.

9772314151 is a deficient number, since it is larger than the sum of its proper divisors (1).

9772314151 is an equidigital number, since it uses as much as digits as its factorization.

9772314151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 40.

The square root of 9772314151 is about 98855.0158110351. The cubic root of 9772314151 is about 2137.9578555510.

The spelling of 9772314151 in words is "nine billion, seven hundred seventy-two million, three hundred fourteen thousand, one hundred fifty-one".