1671201036 has 18 divisors (see below), whose sum is σ = 4224424932. Its totient is φ = 557067000.

The previous prime is 1671201029. The next prime is 1671201071. The reversal of 1671201036 is 6301021761.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23211090 + ... + 23211161.

It is an arithmetic number, because the mean of its divisors is an integer number (234690274).

Almost surely, 2^1671201036 is an apocalyptic number.

It is an amenable number.

1671201036 is an abundant number, since it is smaller than the sum of its proper divisors (2553223896).

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

1671201036 is a wasteful number, since it uses less digits than its factorization.

1671201036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46422261 (or 46422256 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1671201036 is about 40880.3257814808. The cubic root of 1671201036 is about 1186.7053457423.

Adding to 1671201036 its reverse (6301021761), we get a palindrome (7972222797).

The spelling of 1671201036 in words is "one billion, six hundred seventy-one million, two hundred one thousand, thirty-six".