40100653 has 2 divisors, whose sum is σ = 40100654. Its totient is φ = 40100652.

The previous prime is 40100633. The next prime is 40100657. The reversal of 40100653 is 35600104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37234404 + 2866249 = 6102^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 40100653 - 2¹³ = 40092461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40100653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40100657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050326 + 20050327.

It is an arithmetic number, because the mean of its divisors is an integer number (20050327).

Almost surely, 2^40100653 is an apocalyptic number.

It is an amenable number.

40100653 is a deficient number, since it is larger than the sum of its proper divisors (1).

40100653 is an equidigital number, since it uses as much as digits as its factorization.

40100653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 40100653 is about 6332.5076391584. The cubic root of 40100653 is about 342.2818060776.

Adding to 40100653 its reverse (35600104), we get a palindrome (75700757).

The spelling of 40100653 in words is "forty million, one hundred thousand, six hundred fifty-three".