120900653 has 2 divisors, whose sum is σ = 120900654. Its totient is φ = 120900652.

The previous prime is 120900643. The next prime is 120900697. The reversal of 120900653 is 356009021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77827684 + 43072969 = 8822^2 + 6563^2 .

It is a cyclic number.

It is not a de Polignac number, because 120900653 - 2¹² = 120896557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120900643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60450326 + 60450327.

It is an arithmetic number, because the mean of its divisors is an integer number (60450327).

Almost surely, 2^120900653 is an apocalyptic number.

It is an amenable number.

120900653 is a deficient number, since it is larger than the sum of its proper divisors (1).

120900653 is an equidigital number, since it uses as much as digits as its factorization.

120900653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 120900653 is about 10995.4832999737. The cubic root of 120900653 is about 494.4733411588.

Adding to 120900653 its reverse (356009021), we get a palindrome (476909674).

The spelling of 120900653 in words is "one hundred twenty million, nine hundred thousand, six hundred fifty-three".