1053561125 has 16 divisors (see below), whose sum is σ = 1350386544. Its totient is φ = 820065600.

The previous prime is 1053561121. The next prime is 1053561127. The reversal of 1053561125 is 5211653501.

It can be written as a sum of positive squares in 8 ways, for example, as 266309761 + 787251364 = 16319^2 + 28058^2 .

It is not a de Polignac number, because 1053561125 - 2² = 1053561121 is a prime.

It is a super-2 number, since 2×1053561125² = 2219982088222531250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053561121) 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, 109274 + ... + 118523.

It is an arithmetic number, because the mean of its divisors is an integer number (84399159).

Almost surely, 2^1053561125 is an apocalyptic number.

It is an amenable number.

1053561125 is a deficient number, since it is larger than the sum of its proper divisors (296825419).

1053561125 is an equidigital number, since it uses as much as digits as its factorization.

1053561125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227849 (or 227839 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1053561125 is about 32458.6063317574. The cubic root of 1053561125 is about 1017.5441124498.

The spelling of 1053561125 in words is "one billion, fifty-three million, five hundred sixty-one thousand, one hundred twenty-five".