1245524061 has 16 divisors (see below), whose sum is σ = 1668096000. Its totient is φ = 826660848.

The previous prime is 1245524051. The next prime is 1245524087. The reversal of 1245524061 is 1604255421.

It is not a de Polignac number, because 1245524061 - 2¹⁵ = 1245491293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245524041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860040 + ... + 861486.

It is an arithmetic number, because the mean of its divisors is an integer number (104256000).

Almost surely, 2^1245524061 is an apocalyptic number.

It is an amenable number.

1245524061 is a deficient number, since it is larger than the sum of its proper divisors (422571939).

1245524061 is a wasteful number, since it uses less digits than its factorization.

1245524061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1245524061 is about 35291.9829564733. The cubic root of 1245524061 is about 1075.9300582063.

Adding to 1245524061 its reverse (1604255421), we get a palindrome (2849779482).

The spelling of 1245524061 in words is "one billion, two hundred forty-five million, five hundred twenty-four thousand, sixty-one".