1051625 has 16 divisors (see below), whose sum is σ = 1347840. Its totient is φ = 818800.

The previous prime is 1051621. The next prime is 1051639. The reversal of 1051625 is 5261501.

It is not a de Polignac number, because 1051625 - 2² = 1051621 is a prime.

It is a super-2 number, since 2×1051625² = 2211830281250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051597 and 1051606.

It is not an unprimeable number, because it can be changed into a prime (1051621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5786 + ... + 5964.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

2^1051625 is an apocalyptic number.

It is an amenable number.

1051625 is a deficient number, since it is larger than the sum of its proper divisors (296215).

1051625 is an equidigital number, since it uses as much as digits as its factorization.

1051625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1051625 is about 1025.4876888583. The cubic root of 1051625 is about 101.6920418013.

The spelling of 1051625 in words is "one million, fifty-one thousand, six hundred twenty-five".