1370122128 has 200 divisors, whose sum is σ = 4162709760. Its totient is φ = 434522880.

The previous prime is 1370122093. The next prime is 1370122151. The reversal of 1370122128 is 8212210731.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2691538 + ... + 2692046.

Almost surely, 2^1370122128 is an apocalyptic number.

1370122128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1370122128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2081354880).

1370122128 is an abundant number, since it is smaller than the sum of its proper divisors (2792587632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1370122128 is a wasteful number, since it uses less digits than its factorization.

1370122128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1370122128 is about 37015.1607858186. The cubic root of 1370122128 is about 1110.6735430041.

Adding to 1370122128 its reverse (8212210731), we get a palindrome (9582332859).

The spelling of 1370122128 in words is "one billion, three hundred seventy million, one hundred twenty-two thousand, one hundred twenty-eight".