253229393191501 has 2 divisors, whose sum is σ = 253229393191502. Its totient is φ = 253229393191500.

The previous prime is 253229393191441. The next prime is 253229393191573. The reversal of 253229393191501 is 105191393922352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246160441629001 + 7068951562500 = 15689501^2 + 2658750^2 .

It is a cyclic number.

It is not a de Polignac number, because 253229393191501 - 2³⁵ = 253195033453133 is a prime.

It is a super-2 number, since 2×253229393191501² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253229393191301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126614696595750 + 126614696595751.

It is an arithmetic number, because the mean of its divisors is an integer number (126614696595751).

Almost surely, 2^{253229393191501} is an apocalyptic number.

It is an amenable number.

253229393191501 is a deficient number, since it is larger than the sum of its proper divisors (1).

253229393191501 is an equidigital number, since it uses as much as digits as its factorization.

253229393191501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3936600, while the sum is 55.

The spelling of 253229393191501 in words is "two hundred fifty-three trillion, two hundred twenty-nine billion, three hundred ninety-three million, one hundred ninety-one thousand, five hundred one".