60999943 has 2 divisors, whose sum is σ = 60999944. Its totient is φ = 60999942.

The previous prime is 60999931. The next prime is 60999947. The reversal of 60999943 is 34999906.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60999943 - 2²¹ = 58902791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60999947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30499971 + 30499972.

It is an arithmetic number, because the mean of its divisors is an integer number (30499972).

Almost surely, 2^60999943 is an apocalyptic number.

60999943 is a deficient number, since it is larger than the sum of its proper divisors (1).

60999943 is an equidigital number, since it uses as much as digits as its factorization.

60999943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 60999943 is about 7810.2460268547. The cubic root of 60999943 is about 393.6495956980.

The spelling of 60999943 in words is "sixty million, nine hundred ninety-nine thousand, nine hundred forty-three".