3736021129 has 9 divisors (see below), whose sum is σ = 3944228967. Its totient is φ = 3538288224.

The previous prime is 3736021127. The next prime is 3736021199. The reversal of 3736021129 is 9211206373.

The square root of 3736021129 is 61123.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3369222025 + 366799104 = 58045^2 + 19152^2 .

It is not a de Polignac number, because 3736021129 - 2¹ = 3736021127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3736021094 and 3736021103.

It is not an unprimeable number, because it can be changed into a prime (3736021127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1159729 + ... + 1162945.

It is an arithmetic number, because the mean of its divisors is an integer number (438247663).

Almost surely, 2^3736021129 is an apocalyptic number.

3736021129 is the 61123-rd square number.

3736021129 is the 30562-nd centered octagonal number.

It is an amenable number.

3736021129 is a deficient number, since it is larger than the sum of its proper divisors (208207838).

3736021129 is an frugal number, since it uses more digits than its factorization.

3736021129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6472 (or 3236 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The cubic root of 3736021129 is about 1551.6833780421.

The spelling of 3736021129 in words is "three billion, seven hundred thirty-six million, twenty-one thousand, one hundred twenty-nine".