1415352553261 has 2 divisors, whose sum is σ = 1415352553262. Its totient is φ = 1415352553260.

The previous prime is 1415352553249. The next prime is 1415352553271. The reversal of 1415352553261 is 1623552535141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 943046863236 + 472305690025 = 971106^2 + 687245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1415352553261 - 2⁵ = 1415352553229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1415352553201) 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, 707676276630 + 707676276631.

It is an arithmetic number, because the mean of its divisors is an integer number (707676276631).

Almost surely, 2^{1415352553261} is an apocalyptic number.

It is an amenable number.

1415352553261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1415352553261 is an equidigital number, since it uses as much as digits as its factorization.

1415352553261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 43.

The spelling of 1415352553261 in words is "one trillion, four hundred fifteen billion, three hundred fifty-two million, five hundred fifty-three thousand, two hundred sixty-one".