1361771453 has 16 divisors (see below), whose sum is σ = 1590814080. Its totient is φ = 1141498176.

The previous prime is 1361771431. The next prime is 1361771459. The reversal of 1361771453 is 3541771631.

It is not a de Polignac number, because 1361771453 - 2⁸ = 1361771197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361771459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111818 + ... + 123396.

It is an arithmetic number, because the mean of its divisors is an integer number (99425880).

Almost surely, 2^1361771453 is an apocalyptic number.

It is an amenable number.

1361771453 is a deficient number, since it is larger than the sum of its proper divisors (229042627).

1361771453 is a wasteful number, since it uses less digits than its factorization.

1361771453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11956.

The product of its digits is 52920, while the sum is 38.

The square root of 1361771453 is about 36902.1876451790. The cubic root of 1361771453 is about 1108.4124840277.

The spelling of 1361771453 in words is "one billion, three hundred sixty-one million, seven hundred seventy-one thousand, four hundred fifty-three".