1245020214 has 32 divisors (see below), whose sum is σ = 2519992800. Its totient is φ = 410038272.

The previous prime is 1245020207. The next prime is 1245020251. The reversal of 1245020214 is 4120205421.

It is a Curzon number.

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, 225762 + ... + 231210.

It is an arithmetic number, because the mean of its divisors is an integer number (78749775).

Almost surely, 2^1245020214 is an apocalyptic number.

1245020214 is an abundant number, since it is smaller than the sum of its proper divisors (1274972586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245020214 is a wasteful number, since it uses less digits than its factorization.

1245020214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5904.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1245020214 is about 35284.8439701807. The cubic root of 1245020214 is about 1075.7849580395.

Adding to 1245020214 its reverse (4120205421), we get a palindrome (5365225635).

The spelling of 1245020214 in words is "one billion, two hundred forty-five million, twenty thousand, two hundred fourteen".