1011413125 has 10 divisors (see below), whose sum is σ = 1263862622. Its totient is φ = 809130000.

The previous prime is 1011413119. The next prime is 1011413197. The reversal of 1011413125 is 5213141101.

It can be written as a sum of positive squares in 5 ways, for example, as 772339681 + 239073444 = 27791^2 + 15462^2 .

It is not a de Polignac number, because 1011413125 - 2¹¹ = 1011411077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 808506 + ... + 809755.

Almost surely, 2^1011413125 is an apocalyptic number.

It is an amenable number.

1011413125 is a deficient number, since it is larger than the sum of its proper divisors (252449497).

1011413125 is an frugal number, since it uses more digits than its factorization.

1011413125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618281 (or 1618266 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1011413125 is about 31802.7219746990. The cubic root of 1011413125 is about 1003.7899928080.

Adding to 1011413125 its reverse (5213141101), we get a palindrome (6224554226).

The spelling of 1011413125 in words is "one billion, eleven million, four hundred thirteen thousand, one hundred twenty-five".