1057461361 has 4 divisors (see below), whose sum is σ = 1153594224. Its totient is φ = 961328500.

The previous prime is 1057461331. The next prime is 1057461389. The reversal of 1057461361 is 1631647501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1057461361 - 2⁷ = 1057461233 is a prime.

It is a super-2 number, since 2×1057461361² = 2236449060015944642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057461331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48066415 + ... + 48066436.

It is an arithmetic number, because the mean of its divisors is an integer number (288398556).

Almost surely, 2^1057461361 is an apocalyptic number.

1057461361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1057461361 is a deficient number, since it is larger than the sum of its proper divisors (96132863).

1057461361 is an equidigital number, since it uses as much as digits as its factorization.

1057461361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96132862.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 1057461361 is about 32518.6309828689. The cubic root of 1057461361 is about 1018.7982004068.

The spelling of 1057461361 in words is "one billion, fifty-seven million, four hundred sixty-one thousand, three hundred sixty-one".