60691469 has 2 divisors, whose sum is σ = 60691470. Its totient is φ = 60691468.

The previous prime is 60691451. The next prime is 60691483. The reversal of 60691469 is 96419606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30858025 + 29833444 = 5555^2 + 5462^2 .

It is a cyclic number.

It is not a de Polignac number, because 60691469 - 2¹² = 60687373 is a prime.

It is a super-2 number, since 2×60691469² = 7366908818755922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60691409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30345734 + 30345735.

It is an arithmetic number, because the mean of its divisors is an integer number (30345735).

Almost surely, 2^60691469 is an apocalyptic number.

It is an amenable number.

60691469 is a deficient number, since it is larger than the sum of its proper divisors (1).

60691469 is an equidigital number, since it uses as much as digits as its factorization.

60691469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 60691469 is about 7790.4729638193. The cubic root of 60691469 is about 392.9849178517.

The spelling of 60691469 in words is "sixty million, six hundred ninety-one thousand, four hundred sixty-nine".