1055200757 has 8 divisors (see below), whose sum is σ = 1175555640. Its totient is φ = 940443840.

The previous prime is 1055200733. The next prime is 1055200759. The reversal of 1055200757 is 7570025501.

It can be written as a sum of positive squares in 4 ways, for example, as 3236401 + 1051964356 = 1799^2 + 32434^2 .

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 1055200757 - 2⁸ = 1055200501 is a prime.

It is a super-2 number, since 2×1055200757² = 2226897275146746098, 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 (1055200759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1399094 + ... + 1399847.

It is an arithmetic number, because the mean of its divisors is an integer number (146944455).

Almost surely, 2^1055200757 is an apocalyptic number.

It is an amenable number.

1055200757 is a deficient number, since it is larger than the sum of its proper divisors (120354883).

1055200757 is a wasteful number, since it uses less digits than its factorization.

1055200757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798983.

The product of its (nonzero) digits is 12250, while the sum is 32.

The square root of 1055200757 is about 32483.8537892289. The cubic root of 1055200757 is about 1018.0716987158.

The spelling of 1055200757 in words is "one billion, fifty-five million, two hundred thousand, seven hundred fifty-seven".