535137397 has 2 divisors, whose sum is σ = 535137398. Its totient is φ = 535137396.

The previous prime is 535137359. The next prime is 535137419. The reversal of 535137397 is 793731535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 510127396 + 25010001 = 22586^2 + 5001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535137397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (535131397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267568698 + 267568699.

It is an arithmetic number, because the mean of its divisors is an integer number (267568699).

Almost surely, 2^535137397 is an apocalyptic number.

It is an amenable number.

535137397 is a deficient number, since it is larger than the sum of its proper divisors (1).

535137397 is an equidigital number, since it uses as much as digits as its factorization.

535137397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 297675, while the sum is 43.

The square root of 535137397 is about 23133.0369169290. The cubic root of 535137397 is about 811.8736269680.

The spelling of 535137397 in words is "five hundred thirty-five million, one hundred thirty-seven thousand, three hundred ninety-seven".