1052413561 has 4 divisors (see below), whose sum is σ = 1053062032. Its totient is φ = 1051765092.

The previous prime is 1052413559. The next prime is 1052413601. The reversal of 1052413561 is 1653142501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1653142501 = 173 ⋅9555737.

It is a cyclic number.

It is not a de Polignac number, because 1052413561 - 2¹ = 1052413559 is a prime.

It is a super-2 number, since 2×1052413561² = 2215148606753401442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052413511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321795 + ... + 325048.

It is an arithmetic number, because the mean of its divisors is an integer number (263265508).

Almost surely, 2^1052413561 is an apocalyptic number.

It is an amenable number.

1052413561 is a deficient number, since it is larger than the sum of its proper divisors (648471).

1052413561 is an equidigital number, since it uses as much as digits as its factorization.

1052413561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648470.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1052413561 is about 32440.9241699431. The cubic root of 1052413561 is about 1017.1745337635.

The spelling of 1052413561 in words is "one billion, fifty-two million, four hundred thirteen thousand, five hundred sixty-one".