60697121 has 2 divisors, whose sum is σ = 60697122. Its totient is φ = 60697120.

The previous prime is 60697081. The next prime is 60697127. The reversal of 60697121 is 12179606.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56851600 + 3845521 = 7540^2 + 1961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60697121 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (60697127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30348560 + 30348561.

It is an arithmetic number, because the mean of its divisors is an integer number (30348561).

Almost surely, 2^60697121 is an apocalyptic number.

It is an amenable number.

60697121 is a deficient number, since it is larger than the sum of its proper divisors (1).

60697121 is an equidigital number, since it uses as much as digits as its factorization.

60697121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 60697121 is about 7790.8357061358. The cubic root of 60697121 is about 392.9971166107.

The spelling of 60697121 in words is "sixty million, six hundred ninety-seven thousand, one hundred twenty-one".