1055498761 has 8 divisors (see below), whose sum is σ = 1101561480. Its totient is φ = 1010080512.

The previous prime is 1055498753. The next prime is 1055498791. The reversal of 1055498761 is 1678945501.

1055498761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6969600 + 1048529161 = 2640^2 + 32381^2 .

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 1055498761 - 2³ = 1055498753 is a prime.

It is a super-2 number, since 2×1055498761² = 2228155268945070242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055498791) 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, 157770 + ... + 164323.

It is an arithmetic number, because the mean of its divisors is an integer number (137695185).

Almost surely, 2^1055498761 is an apocalyptic number.

It is an amenable number.

1055498761 is a deficient number, since it is larger than the sum of its proper divisors (46062719).

1055498761 is a wasteful number, since it uses less digits than its factorization.

1055498761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322235.

The product of its (nonzero) digits is 302400, while the sum is 46.

The square root of 1055498761 is about 32488.4404211713. The cubic root of 1055498761 is about 1018.1675291002.

The spelling of 1055498761 in words is "one billion, fifty-five million, four hundred ninety-eight thousand, seven hundred sixty-one".