1055740237 has 8 divisors (see below), whose sum is σ = 1076727960. Its totient is φ = 1034871360.

The previous prime is 1055740229. The next prime is 1055740241. The reversal of 1055740237 is 7320475501.

It can be written as a sum of positive squares in 4 ways, for example, as 243547236 + 812193001 = 15606^2 + 28499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1055740237 - 2³ = 1055740229 is a prime.

It is a super-2 number, since 2×1055740237² = 2229174896041632338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055740297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11662 + ... + 47407.

It is an arithmetic number, because the mean of its divisors is an integer number (134590995).

Almost surely, 2^1055740237 is an apocalyptic number.

It is an amenable number.

1055740237 is a deficient number, since it is larger than the sum of its proper divisors (20987723).

1055740237 is an equidigital number, since it uses as much as digits as its factorization.

1055740237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59423.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 1055740237 is about 32492.1565458496. The cubic root of 1055740237 is about 1018.2451683119.

The spelling of 1055740237 in words is "one billion, fifty-five million, seven hundred forty thousand, two hundred thirty-seven".