1057905003 has 4 divisors (see below), whose sum is σ = 1410540008. Its totient is φ = 705270000.

The previous prime is 1057904993. The next prime is 1057905029. The reversal of 1057905003 is 3005097501.

It is a happy number.

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

It is not a de Polignac number, because 1057905003 - 2¹⁴ = 1057888619 is a prime.

It is a super-2 number, since 2×1057905003² = 2238325990744860018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057905403) 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, 176317498 + ... + 176317503.

It is an arithmetic number, because the mean of its divisors is an integer number (352635002).

Almost surely, 2^1057905003 is an apocalyptic number.

1057905003 is a deficient number, since it is larger than the sum of its proper divisors (352635005).

1057905003 is an equidigital number, since it uses as much as digits as its factorization.

1057905003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352635004.

The product of its (nonzero) digits is 4725, while the sum is 30.

The square root of 1057905003 is about 32525.4516186939. The cubic root of 1057905003 is about 1018.9406543048.

The spelling of 1057905003 in words is "one billion, fifty-seven million, nine hundred five thousand, three".