1361574036 has 30 divisors (see below), whose sum is σ = 3559424330. Its totient is φ = 453857904.

The previous prime is 1361574017. The next prime is 1361574073. The reversal of 1361574036 is 6304751631.

1361574036 is a `hidden beast` number, since 1 + 3 + 615 + 7 + 4 + 0 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1257411600 + 104162436 = 35460^2 + 10206^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2100871 + ... + 2101518.

Almost surely, 2^1361574036 is an apocalyptic number.

It is an amenable number.

1361574036 is an abundant number, since it is smaller than the sum of its proper divisors (2197850294).

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

1361574036 is a wasteful number, since it uses less digits than its factorization.

1361574036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202405 (or 4202394 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 1361574036 is about 36899.5126797089. The cubic root of 1361574036 is about 1108.3589189840.

The spelling of 1361574036 in words is "one billion, three hundred sixty-one million, five hundred seventy-four thousand, thirty-six".