1057149134 has 4 divisors (see below), whose sum is σ = 1585723704. Its totient is φ = 528574566.

The previous prime is 1057149133. The next prime is 1057149139. The reversal of 1057149134 is 4319417501.

1057149134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1057149134² = 2235128583033899912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057149094 and 1057149103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057149133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264287282 + ... + 264287285.

It is an arithmetic number, because the mean of its divisors is an integer number (396430926).

Almost surely, 2^1057149134 is an apocalyptic number.

1057149134 is a deficient number, since it is larger than the sum of its proper divisors (528574570).

1057149134 is an equidigital number, since it uses as much as digits as its factorization.

1057149134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528574569.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1057149134 is about 32513.8298882183. The cubic root of 1057149134 is about 1018.6979201098.

The spelling of 1057149134 in words is "one billion, fifty-seven million, one hundred forty-nine thousand, one hundred thirty-four".