60534991 has 4 divisors (see below), whose sum is σ = 66038184. Its totient is φ = 55031800.

The previous prime is 60534989. The next prime is 60535021. The reversal of 60534991 is 19943506.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60534991 - 2¹ = 60534989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60534991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60534791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2751580 + ... + 2751601.

It is an arithmetic number, because the mean of its divisors is an integer number (16509546).

Almost surely, 2^60534991 is an apocalyptic number.

60534991 is a deficient number, since it is larger than the sum of its proper divisors (5503193).

60534991 is a wasteful number, since it uses less digits than its factorization.

60534991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5503192.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 60534991 is about 7780.4235745877. The cubic root of 60534991 is about 392.6468889138.

The spelling of 60534991 in words is "sixty million, five hundred thirty-four thousand, nine hundred ninety-one".