11361857888533 has 2 divisors, whose sum is σ = 11361857888534. Its totient is φ = 11361857888532.

The previous prime is 11361857888489. The next prime is 11361857888551. The reversal of 11361857888533 is 33588875816311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8162546138289 + 3199311750244 = 2857017^2 + 1788662^2 .

It is a cyclic number.

It is not a de Polignac number, because 11361857888533 - 2¹⁷ = 11361857757461 is a prime.

It is a super-2 number, since 2×11361857888533² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11361857888573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5680928944266 + 5680928944267.

It is an arithmetic number, because the mean of its divisors is an integer number (5680928944267).

Almost surely, 2^{11361857888533} is an apocalyptic number.

It is an amenable number.

11361857888533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11361857888533 is an equidigital number, since it uses as much as digits as its factorization.

11361857888533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116121600, while the sum is 67.

The spelling of 11361857888533 in words is "eleven trillion, three hundred sixty-one billion, eight hundred fifty-seven million, eight hundred eighty-eight thousand, five hundred thirty-three".