60645133 has 2 divisors, whose sum is σ = 60645134. Its totient is φ = 60645132.

The previous prime is 60645127. The next prime is 60645149. The reversal of 60645133 is 33154606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53978409 + 6666724 = 7347^2 + 2582^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60645133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60645173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30322566 + 30322567.

It is an arithmetic number, because the mean of its divisors is an integer number (30322567).

Almost surely, 2^60645133 is an apocalyptic number.

It is an amenable number.

60645133 is a deficient number, since it is larger than the sum of its proper divisors (1).

60645133 is an equidigital number, since it uses as much as digits as its factorization.

60645133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 60645133 is about 7787.4985072230. The cubic root of 60645133 is about 392.8848819075.

Adding to 60645133 its reverse (33154606), we get a palindrome (93799739).

The spelling of 60645133 in words is "sixty million, six hundred forty-five thousand, one hundred thirty-three".