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1310070889 is a prime number
BaseRepresentation
bin100111000010110…
…0001100001101001
310101022010111102001
41032011201201221
510140334232024
6333555211001
744315263441
oct11605414151
93338114361
101310070889
11612556716
123068a6a61
1317b552b9a
14c5dc3121
157a02e244
hex4e161869

1310070889 has 2 divisors, whose sum is σ = 1310070890. Its totient is φ = 1310070888.

The previous prime is 1310070863. The next prime is 1310070901. The reversal of 1310070889 is 9880700131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 801342864 + 508728025 = 28308^2 + 22555^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310070889 - 225 = 1276516457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310070859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655035444 + 655035445.

It is an arithmetic number, because the mean of its divisors is an integer number (655035445).

Almost surely, 21310070889 is an apocalyptic number.

It is an amenable number.

1310070889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310070889 is an equidigital number, since it uses as much as digits as its factorization.

1310070889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1310070889 is about 36194.9014227142. The cubic root of 1310070889 is about 1094.2039178071.

The spelling of 1310070889 in words is "one billion, three hundred ten million, seventy thousand, eight hundred eighty-nine".