537161477 has 2 divisors, whose sum is σ = 537161478. Its totient is φ = 537161476.

The previous prime is 537161473. The next prime is 537161491. The reversal of 537161477 is 774161735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409900516 + 127260961 = 20246^2 + 11281^2 .

It is a cyclic number.

It is not a de Polignac number, because 537161477 - 2² = 537161473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537161473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268580738 + 268580739.

It is an arithmetic number, because the mean of its divisors is an integer number (268580739).

Almost surely, 2^537161477 is an apocalyptic number.

It is an amenable number.

537161477 is a deficient number, since it is larger than the sum of its proper divisors (1).

537161477 is an equidigital number, since it uses as much as digits as its factorization.

537161477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123480, while the sum is 41.

The square root of 537161477 is about 23176.7443140748. The cubic root of 537161477 is about 812.8959374238.

The spelling of 537161477 in words is "five hundred thirty-seven million, one hundred sixty-one thousand, four hundred seventy-seven".