1204242019 has 2 divisors, whose sum is σ = 1204242020. Its totient is φ = 1204242018.

The previous prime is 1204242007. The next prime is 1204242031. The reversal of 1204242019 is 9102424021.

It is a balanced prime because it is at equal distance from previous prime (1204242007) and next prime (1204242031).

It is a cyclic number.

It is not a de Polignac number, because 1204242019 - 2²⁵ = 1170687587 is a prime.

It is a super-2 number, since 2×1204242019² = 2900397680650392722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1204241984 and 1204242002.

It is not a weakly prime, because it can be changed into another prime (1204242049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602121009 + 602121010.

It is an arithmetic number, because the mean of its divisors is an integer number (602121010).

Almost surely, 2^1204242019 is an apocalyptic number.

1204242019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204242019 is an equidigital number, since it uses as much as digits as its factorization.

1204242019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1204242019 is about 34702.1904063706. The cubic root of 1204242019 is about 1063.9092682138.

The spelling of 1204242019 in words is "one billion, two hundred four million, two hundred forty-two thousand, nineteen".