1415945242 has 8 divisors (see below), whose sum is σ = 2197156500. Its totient is φ = 683559744.

The previous prime is 1415945239. The next prime is 1415945263. The reversal of 1415945242 is 2425495141.

It can be written as a sum of positive squares in 2 ways, for example, as 1380196801 + 35748441 = 37151^2 + 5979^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12206367 + ... + 12206482.

Almost surely, 2^1415945242 is an apocalyptic number.

1415945242 is a deficient number, since it is larger than the sum of its proper divisors (781211258).

1415945242 is a wasteful number, since it uses less digits than its factorization.

1415945242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24412880.

The product of its digits is 57600, while the sum is 37.

The square root of 1415945242 is about 37629.0478487033. The cubic root of 1415945242 is about 1122.9200064499.

The spelling of 1415945242 in words is "one billion, four hundred fifteen million, nine hundred forty-five thousand, two hundred forty-two".