1142307419 has 8 divisors (see below), whose sum is σ = 1289124720. Its totient is φ = 1002652000.

The previous prime is 1142307407. The next prime is 1142307433. The reversal of 1142307419 is 9147032411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142307419 is a prime.

It is a super-2 number, since 2×1142307419² = 2609732479004883122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142307479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1790132 + ... + 1790769.

It is an arithmetic number, because the mean of its divisors is an integer number (161140590).

Almost surely, 2^1142307419 is an apocalyptic number.

1142307419 is a deficient number, since it is larger than the sum of its proper divisors (146817301).

1142307419 is a wasteful number, since it uses less digits than its factorization.

1142307419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580941.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1142307419 is about 33798.0386856989. The cubic root of 1142307419 is about 1045.3482562937.

The spelling of 1142307419 in words is "one billion, one hundred forty-two million, three hundred seven thousand, four hundred nineteen".