1011430125 has 32 divisors (see below), whose sum is σ = 1870028160. Its totient is φ = 539427600.

The previous prime is 1011430109. The next prime is 1011430153. The reversal of 1011430125 is 5210341101.

It is not a de Polignac number, because 1011430125 - 2⁴ = 1011430109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011430098 and 1011430107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146467 + ... + 153216.

It is an arithmetic number, because the mean of its divisors is an integer number (58438380).

Almost surely, 2^1011430125 is an apocalyptic number.

1011430125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1011430125 is a deficient number, since it is larger than the sum of its proper divisors (858598035).

1011430125 is an equidigital number, since it uses as much as digits as its factorization.

1011430125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299707 (or 299691 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1011430125 is about 31802.9892462957. The cubic root of 1011430125 is about 1003.7956167328.

Adding to 1011430125 its reverse (5210341101), we get a palindrome (6221771226).

The spelling of 1011430125 in words is "one billion, eleven million, four hundred thirty thousand, one hundred twenty-five".