536121251 has 2 divisors, whose sum is σ = 536121252. Its totient is φ = 536121250.

The previous prime is 536121247. The next prime is 536121277. The reversal of 536121251 is 152121635.

It is an a-pointer prime, because the next prime (536121277) can be obtained adding 536121251 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 536121251 - 2² = 536121247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 536121251.

It is not a weakly prime, because it can be changed into another prime (536121211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268060625 + 268060626.

It is an arithmetic number, because the mean of its divisors is an integer number (268060626).

Almost surely, 2^536121251 is an apocalyptic number.

536121251 is a deficient number, since it is larger than the sum of its proper divisors (1).

536121251 is an equidigital number, since it uses as much as digits as its factorization.

536121251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 26.

The square root of 536121251 is about 23154.2922802663. The cubic root of 536121251 is about 812.3708675567.

Adding to 536121251 its reverse (152121635), we get a palindrome (688242886).

The spelling of 536121251 in words is "five hundred thirty-six million, one hundred twenty-one thousand, two hundred fifty-one".