1242415119 has 16 divisors (see below), whose sum is σ = 1855992960. Its totient is φ = 732627360.

The previous prime is 1242415099. The next prime is 1242415147. The reversal of 1242415119 is 9115142421.

It is not a de Polignac number, because 1242415119 - 2¹⁷ = 1242284047 is a prime.

It is a super-2 number, since 2×1242415119² = 3087190655839568322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242415519) 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, 507549 + ... + 509990.

It is an arithmetic number, because the mean of its divisors is an integer number (115999560).

Almost surely, 2^1242415119 is an apocalyptic number.

1242415119 is a deficient number, since it is larger than the sum of its proper divisors (613577841).

1242415119 is a wasteful number, since it uses less digits than its factorization.

1242415119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017590.

The product of its digits is 2880, while the sum is 30.

The square root of 1242415119 is about 35247.9094273689. The cubic root of 1242415119 is about 1075.0341057144.

The spelling of 1242415119 in words is "one billion, two hundred forty-two million, four hundred fifteen thousand, one hundred nineteen".