147400005491 has 2 divisors, whose sum is σ = 147400005492. Its totient is φ = 147400005490.

The previous prime is 147400005481. The next prime is 147400005499. The reversal of 147400005491 is 194500004741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147400005491 - 2¹⁸ = 147399743347 is a prime.

It is not a weakly prime, because it can be changed into another prime (147400005499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73700002745 + 73700002746.

It is an arithmetic number, because the mean of its divisors is an integer number (73700002746).

Almost surely, 2^147400005491 is an apocalyptic number.

147400005491 is a deficient number, since it is larger than the sum of its proper divisors (1).

147400005491 is an equidigital number, since it uses as much as digits as its factorization.

147400005491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 147400005491 in words is "one hundred forty-seven billion, four hundred million, five thousand, four hundred ninety-one".