1097547937 has 2 divisors, whose sum is σ = 1097547938. Its totient is φ = 1097547936.

The previous prime is 1097547889. The next prime is 1097547943. The reversal of 1097547937 is 7397457901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1063803456 + 33744481 = 32616^2 + 5809^2 .

It is a cyclic number.

It is not a de Polignac number, because 1097547937 - 2¹⁵ = 1097515169 is a prime.

It is a super-2 number, since 2×1097547937² = 2409222948025911938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1097547037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548773968 + 548773969.

It is an arithmetic number, because the mean of its divisors is an integer number (548773969).

Almost surely, 2^1097547937 is an apocalyptic number.

It is an amenable number.

1097547937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097547937 is an equidigital number, since it uses as much as digits as its factorization.

1097547937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1666980, while the sum is 52.

The square root of 1097547937 is about 33129.2610391479. The cubic root of 1097547937 is about 1031.5125096903.

The spelling of 1097547937 in words is "one billion, ninety-seven million, five hundred forty-seven thousand, nine hundred thirty-seven".