1156063425 has 48 divisors (see below), whose sum is σ = 2110364928. Its totient is φ = 553729600.

The previous prime is 1156063423. The next prime is 1156063463. The reversal of 1156063425 is 5243606511.

It is not a de Polignac number, because 1156063425 - 2¹ = 1156063423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1156063423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60034 + ... + 76916.

It is an arithmetic number, because the mean of its divisors is an integer number (43965936).

Almost surely, 2^1156063425 is an apocalyptic number.

1156063425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1156063425 is a deficient number, since it is larger than the sum of its proper divisors (954301503).

1156063425 is a wasteful number, since it uses less digits than its factorization.

1156063425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16990 (or 16985 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1156063425 is about 34000.9327077949. The cubic root of 1156063425 is about 1049.5276560280.

Adding to 1156063425 its reverse (5243606511), we get a palindrome (6399669936).

The spelling of 1156063425 in words is "one billion, one hundred fifty-six million, sixty-three thousand, four hundred twenty-five".