1151340125 has 16 divisors (see below), whose sum is σ = 1547403312. Its totient is φ = 850219200.

The previous prime is 1151340083. The next prime is 1151340143. The reversal of 1151340125 is 5210431511.

It can be written as a sum of positive squares in 8 ways, for example, as 333208516 + 818131609 = 18254^2 + 28603^2 .

It is not a de Polignac number, because 1151340125 - 2⁸ = 1151339869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1151340125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352634 + ... + 355883.

It is an arithmetic number, because the mean of its divisors is an integer number (96712707).

Almost surely, 2^1151340125 is an apocalyptic number.

It is an amenable number.

1151340125 is a deficient number, since it is larger than the sum of its proper divisors (396063187).

1151340125 is an equidigital number, since it uses as much as digits as its factorization.

1151340125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708545 (or 708535 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1151340125 is about 33931.4032276887. The cubic root of 1151340125 is about 1048.0963618467.

Adding to 1151340125 its reverse (5210431511), we get a palindrome (6361771636).

The spelling of 1151340125 in words is "one billion, one hundred fifty-one million, three hundred forty thousand, one hundred twenty-five".