1245145414 has 4 divisors (see below), whose sum is σ = 1867718124. Its totient is φ = 622572706.

The previous prime is 1245145409. The next prime is 1245145417. The reversal of 1245145414 is 4145415421.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245145417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311286352 + ... + 311286355.

It is an arithmetic number, because the mean of its divisors is an integer number (466929531).

Almost surely, 2^1245145414 is an apocalyptic number.

1245145414 is a deficient number, since it is larger than the sum of its proper divisors (622572710).

1245145414 is an equidigital number, since it uses as much as digits as its factorization.

1245145414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622572709.

The product of its digits is 12800, while the sum is 31.

The square root of 1245145414 is about 35286.6180584085. The cubic root of 1245145414 is about 1075.8210173636.

The spelling of 1245145414 in words is "one billion, two hundred forty-five million, one hundred forty-five thousand, four hundred fourteen".