1129370401 has 8 divisors (see below), whose sum is σ = 1197002664. Its totient is φ = 1061871360.

The previous prime is 1129370381. The next prime is 1129370441. The reversal of 1129370401 is 1040739211.

It can be written as a sum of positive squares in 4 ways, for example, as 22810176 + 1106560225 = 4776^2 + 33265^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1129370401 - 2⁵ = 1129370369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1129370401.

It is not an unprimeable number, because it can be changed into a prime (1129370441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15570 + ... + 50011.

It is an arithmetic number, because the mean of its divisors is an integer number (149625333).

Almost surely, 2^1129370401 is an apocalyptic number.

It is an amenable number.

1129370401 is a deficient number, since it is larger than the sum of its proper divisors (67632263).

1129370401 is a wasteful number, since it uses less digits than its factorization.

1129370401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66611.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1129370401 is about 33606.1066028185. The cubic root of 1129370401 is about 1041.3869565301.

The spelling of 1129370401 in words is "one billion, one hundred twenty-nine million, three hundred seventy thousand, four hundred one".