1361461803 has 24 divisors (see below), whose sum is σ = 1972289088. Its totient is φ = 834998112.

The previous prime is 1361461799. The next prime is 1361461807. The reversal of 1361461803 is 3081641631.

It is an interprime number because it is at equal distance from previous prime (1361461799) and next prime (1361461807).

It is not a de Polignac number, because 1361461803 - 2² = 1361461799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1361461807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151276 + ... + 160022.

It is an arithmetic number, because the mean of its divisors is an integer number (82178712).

Almost surely, 2^1361461803 is an apocalyptic number.

1361461803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1361461803 is a deficient number, since it is larger than the sum of its proper divisors (610827285).

1361461803 is a wasteful number, since it uses less digits than its factorization.

1361461803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9083 (or 9070 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1361461803 is about 36897.9918559263. The cubic root of 1361461803 is about 1108.3284645586.

The spelling of 1361461803 in words is "one billion, three hundred sixty-one million, four hundred sixty-one thousand, eight hundred three".