60771631 has 2 divisors, whose sum is σ = 60771632. Its totient is φ = 60771630.

The previous prime is 60771541. The next prime is 60771637. The reversal of 60771631 is 13617706.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60771631 - 2²¹ = 58674479 is a prime.

It is a super-2 number, since 2×60771631² = 7386382268800322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 60771593 and 60771602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60771637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30385815 + 30385816.

It is an arithmetic number, because the mean of its divisors is an integer number (30385816).

Almost surely, 2^60771631 is an apocalyptic number.

60771631 is a deficient number, since it is larger than the sum of its proper divisors (1).

60771631 is an equidigital number, since it uses as much as digits as its factorization.

60771631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 60771631 is about 7795.6161398571. The cubic root of 60771631 is about 393.1578614194.

The spelling of 60771631 in words is "sixty million, seven hundred seventy-one thousand, six hundred thirty-one".