1125142510 has 16 divisors (see below), whose sum is σ = 2027347056. Its totient is φ = 449592448.

The previous prime is 1125142477. The next prime is 1125142511. The reversal of 1125142510 is 152415211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125142511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47812 + ... + 67351.

It is an arithmetic number, because the mean of its divisors is an integer number (126709191).

Almost surely, 2^1125142510 is an apocalyptic number.

1125142510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125142510 is a deficient number, since it is larger than the sum of its proper divisors (902204546).

1125142510 is a wasteful number, since it uses less digits than its factorization.

1125142510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116147.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1125142510 is about 33543.1440088731. The cubic root of 1125142510 is about 1040.0858256340.

Adding to 1125142510 its reverse (152415211), we get a palindrome (1277557721).

The spelling of 1125142510 in words is "one billion, one hundred twenty-five million, one hundred forty-two thousand, five hundred ten".