537249407 has 2 divisors, whose sum is σ = 537249408. Its totient is φ = 537249406.

The previous prime is 537249397. The next prime is 537249421. The reversal of 537249407 is 704942735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 537249407 - 2¹⁸ = 536987263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537249607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268624703 + 268624704.

It is an arithmetic number, because the mean of its divisors is an integer number (268624704).

Almost surely, 2^537249407 is an apocalyptic number.

537249407 is a deficient number, since it is larger than the sum of its proper divisors (1).

537249407 is an equidigital number, since it uses as much as digits as its factorization.

537249407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 537249407 is about 23178.6411810529. The cubic root of 537249407 is about 812.9402903437.

The spelling of 537249407 in words is "five hundred thirty-seven million, two hundred forty-nine thousand, four hundred seven".