1052511403 has 8 divisors (see below), whose sum is σ = 1108312400. Its totient is φ = 996751008.

The previous prime is 1052511331. The next prime is 1052511407. The reversal of 1052511403 is 3041152501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1052511403 - 2¹⁷ = 1052380331 is a prime.

It is a super-2 number, since 2×1052511403² = 2215560506890056818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052511407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53293 + ... + 70321.

It is an arithmetic number, because the mean of its divisors is an integer number (138539050).

Almost surely, 2^1052511403 is an apocalyptic number.

1052511403 is a deficient number, since it is larger than the sum of its proper divisors (55800997).

1052511403 is a wasteful number, since it uses less digits than its factorization.

1052511403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20301.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1052511403 is about 32442.4321375571. The cubic root of 1052511403 is about 1017.2060547391.

Adding to 1052511403 its reverse (3041152501), we get a palindrome (4093663904).

The spelling of 1052511403 in words is "one billion, fifty-two million, five hundred eleven thousand, four hundred three".