1880070947 has 2 divisors, whose sum is σ = 1880070948. Its totient is φ = 1880070946.

The previous prime is 1880070943. The next prime is 1880070971. The reversal of 1880070947 is 7490700881.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1880070947 - 2² = 1880070943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1880070898 and 1880070907.

It is not a weakly prime, because it can be changed into another prime (1880070943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940035473 + 940035474.

It is an arithmetic number, because the mean of its divisors is an integer number (940035474).

Almost surely, 2^1880070947 is an apocalyptic number.

1880070947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1880070947 is an equidigital number, since it uses as much as digits as its factorization.

1880070947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 1880070947 is about 43359.7849049093. The cubic root of 1880070947 is about 1234.2166836915.

The spelling of 1880070947 in words is "one billion, eight hundred eighty million, seventy thousand, nine hundred forty-seven".