1245133046 has 8 divisors (see below), whose sum is σ = 1867849320. Its totient is φ = 622516608.

The previous prime is 1245133033. The next prime is 1245133063. The reversal of 1245133046 is 6403315421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 35990 + ... + 61526.

It is an arithmetic number, because the mean of its divisors is an integer number (233481165).

Almost surely, 2^1245133046 is an apocalyptic number.

1245133046 is a deficient number, since it is larger than the sum of its proper divisors (622716274).

1245133046 is a wasteful number, since it uses less digits than its factorization.

1245133046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49918.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1245133046 is about 35286.4428074013. The cubic root of 1245133046 is about 1075.8174553169.

Adding to 1245133046 its reverse (6403315421), we get a palindrome (7648448467).

The spelling of 1245133046 in words is "one billion, two hundred forty-five million, one hundred thirty-three thousand, forty-six".