215007236429 has 2 divisors, whose sum is σ = 215007236430. Its totient is φ = 215007236428.

The previous prime is 215007236401. The next prime is 215007236497. The reversal of 215007236429 is 924632700512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126328352329 + 88678884100 = 355427^2 + 297790^2 .

It is a cyclic number.

It is not a de Polignac number, because 215007236429 - 2¹⁶ = 215007170893 is a prime.

It is a super-2 number, since 2×215007236429² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215007236029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107503618214 + 107503618215.

It is an arithmetic number, because the mean of its divisors is an integer number (107503618215).

Almost surely, 2^215007236429 is an apocalyptic number.

It is an amenable number.

215007236429 is a deficient number, since it is larger than the sum of its proper divisors (1).

215007236429 is an equidigital number, since it uses as much as digits as its factorization.

215007236429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 215007236429 in words is "two hundred fifteen billion, seven million, two hundred thirty-six thousand, four hundred twenty-nine".