1013435225 has 12 divisors (see below), whose sum is σ = 1370901840. Its totient is φ = 737043600.

The previous prime is 1013435209. The next prime is 1013435251. The reversal of 1013435225 is 5225343101.

It is a happy number.

It is not a de Polignac number, because 1013435225 - 2⁴ = 1013435209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013435194 and 1013435203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1842335 + ... + 1842884.

It is an arithmetic number, because the mean of its divisors is an integer number (114241820).

Almost surely, 2^1013435225 is an apocalyptic number.

It is an amenable number.

1013435225 is a deficient number, since it is larger than the sum of its proper divisors (357466615).

1013435225 is a wasteful number, since it uses less digits than its factorization.

1013435225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685240 (or 3685235 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1013435225 is about 31834.4974045453. The cubic root of 1013435225 is about 1004.4585005637.

Adding to 1013435225 its reverse (5225343101), we get a palindrome (6238778326).

The spelling of 1013435225 in words is "one billion, thirteen million, four hundred thirty-five thousand, two hundred twenty-five".