1102605137 has 2 divisors, whose sum is σ = 1102605138. Its totient is φ = 1102605136.

The previous prime is 1102605113. The next prime is 1102605139. The reversal of 1102605137 is 7315062011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 866183761 + 236421376 = 29431^2 + 15376^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102605137 - 2¹² = 1102601041 is a prime.

Together with 1102605139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1102605139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551302568 + 551302569.

It is an arithmetic number, because the mean of its divisors is an integer number (551302569).

Almost surely, 2^1102605137 is an apocalyptic number.

It is an amenable number.

1102605137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102605137 is an equidigital number, since it uses as much as digits as its factorization.

1102605137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1102605137 is about 33205.4985958651. The cubic root of 1102605137 is about 1033.0943914981.

Adding to 1102605137 its reverse (7315062011), we get a palindrome (8417667148).

The spelling of 1102605137 in words is "one billion, one hundred two million, six hundred five thousand, one hundred thirty-seven".