4120025501 has 2 divisors, whose sum is σ = 4120025502. Its totient is φ = 4120025500.

The previous prime is 4120025467. The next prime is 4120025509. The reversal of 4120025501 is 1055200214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3912377401 + 207648100 = 62549^2 + 14410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4120025501 is a prime.

It is a super-2 number, since 2×4120025501² = 33949220257780602002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4120025509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060012750 + 2060012751.

It is an arithmetic number, because the mean of its divisors is an integer number (2060012751).

Almost surely, 2^4120025501 is an apocalyptic number.

It is an amenable number.

4120025501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120025501 is an equidigital number, since it uses as much as digits as its factorization.

4120025501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 4120025501 is about 64187.4247886609. The cubic root of 4120025501 is about 1603.1222238037.

Adding to 4120025501 its reverse (1055200214), we get a palindrome (5175225715).

The spelling of 4120025501 in words is "four billion, one hundred twenty million, twenty-five thousand, five hundred one".