1214020036 has 12 divisors (see below), whose sum is σ = 2132097660. Its totient is φ = 604849280.

The previous prime is 1214020019. The next prime is 1214020037. The reversal of 1214020036 is 6300204121.

It can be written as a sum of positive squares in 2 ways, for example, as 850888900 + 363131136 = 29170^2 + 19056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1214019995 and 1214020022.

It is not an unprimeable number, because it can be changed into a prime (1214020037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538921 + ... + 541168.

It is an arithmetic number, because the mean of its divisors is an integer number (177674805).

Almost surely, 2^1214020036 is an apocalyptic number.

It is an amenable number.

1214020036 is a deficient number, since it is larger than the sum of its proper divisors (918077624).

1214020036 is a wasteful number, since it uses less digits than its factorization.

1214020036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080374 (or 1080372 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1214020036 is about 34842.7903015818. The cubic root of 1214020036 is about 1066.7810312707.

Adding to 1214020036 its reverse (6300204121), we get a palindrome (7514224157).

The spelling of 1214020036 in words is "one billion, two hundred fourteen million, twenty thousand, thirty-six".