1052587121 has 2 divisors, whose sum is σ = 1052587122. Its totient is φ = 1052587120.

The previous prime is 1052587117. The next prime is 1052587169. The reversal of 1052587121 is 1217852501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 744198400 + 308388721 = 27280^2 + 17561^2 .

It is a cyclic number.

It is not a de Polignac number, because 1052587121 - 2² = 1052587117 is a prime.

It is a super-2 number, since 2×1052587121² = 2215879294590137282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1052587421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526293560 + 526293561.

It is an arithmetic number, because the mean of its divisors is an integer number (526293561).

Almost surely, 2^1052587121 is an apocalyptic number.

It is an amenable number.

1052587121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052587121 is an equidigital number, since it uses as much as digits as its factorization.

1052587121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 32.

The square root of 1052587121 is about 32443.5990759348. The cubic root of 1052587121 is about 1017.2304468616.

The spelling of 1052587121 in words is "one billion, fifty-two million, five hundred eighty-seven thousand, one hundred twenty-one".