1202004691 has 2 divisors, whose sum is σ = 1202004692. Its totient is φ = 1202004690.

The previous prime is 1202004637. The next prime is 1202004707. The reversal of 1202004691 is 1964002021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1202004691 - 2⁷ = 1202004563 is a prime.

It is not a weakly prime, because it can be changed into another prime (1202004631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601002345 + 601002346.

It is an arithmetic number, because the mean of its divisors is an integer number (601002346).

Almost surely, 2^1202004691 is an apocalyptic number.

1202004691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202004691 is an equidigital number, since it uses as much as digits as its factorization.

1202004691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1202004691 is about 34669.9392990527. The cubic root of 1202004691 is about 1063.2499905416.

The spelling of 1202004691 in words is "one billion, two hundred two million, four thousand, six hundred ninety-one".