1051125345 has 24 divisors (see below), whose sum is σ = 1834028352. Its totient is φ = 556884000.

The previous prime is 1051125331. The next prime is 1051125347. The reversal of 1051125345 is 5435211501.

1051125345 is a `hidden beast` number, since 10 + 5 + 112 + 534 + 5 = 666.

It is not a de Polignac number, because 1051125345 - 2¹⁶ = 1051059809 is a prime.

It is a super-2 number, since 2×1051125345² = 2209728981802738050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051125347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70551 + ... + 84140.

It is an arithmetic number, because the mean of its divisors is an integer number (76417848).

Almost surely, 2^1051125345 is an apocalyptic number.

1051125345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051125345 is a deficient number, since it is larger than the sum of its proper divisors (782903007).

1051125345 is a wasteful number, since it uses less digits than its factorization.

1051125345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154853 (or 154850 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1051125345 is about 32421.0632922488. The cubic root of 1051125345 is about 1016.7593371886.

Adding to 1051125345 its reverse (5435211501), we get a palindrome (6486336846).

The spelling of 1051125345 in words is "one billion, fifty-one million, one hundred twenty-five thousand, three hundred forty-five".