1421179542747 has 8 divisors (see below), whose sum is σ = 2105451174480. Its totient is φ = 947453028480.

The previous prime is 1421179542737. The next prime is 1421179542767. The reversal of 1421179542747 is 7472459711241.

1421179542747 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 179 + 5 + 427 + 47 = 666.

It is not a de Polignac number, because 1421179542747 - 2²⁷ = 1421045325019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421179542693 and 1421179542702.

It is not an unprimeable number, because it can be changed into a prime (1421179542737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26318139654 + ... + 26318139707.

It is an arithmetic number, because the mean of its divisors is an integer number (263181396810).

Almost surely, 2^{1421179542747} is an apocalyptic number.

1421179542747 is a deficient number, since it is larger than the sum of its proper divisors (684271631733).

1421179542747 is an equidigital number, since it uses as much as digits as its factorization.

1421179542747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52636279370 (or 52636279364 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 54.

The spelling of 1421179542747 in words is "one trillion, four hundred twenty-one billion, one hundred seventy-nine million, five hundred forty-two thousand, seven hundred forty-seven".