1494886573 has 2 divisors, whose sum is σ = 1494886574. Its totient is φ = 1494886572.

The previous prime is 1494886553. The next prime is 1494886637. The reversal of 1494886573 is 3756884941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1476250084 + 18636489 = 38422^2 + 4317^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494886573 - 2²⁵ = 1461332141 is a prime.

It is a super-2 number, since 2×1494886573² = 4469371732271368658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494886553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747443286 + 747443287.

It is an arithmetic number, because the mean of its divisors is an integer number (747443287).

Almost surely, 2^1494886573 is an apocalyptic number.

It is an amenable number.

1494886573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494886573 is an equidigital number, since it uses as much as digits as its factorization.

1494886573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5806080, while the sum is 55.

The square root of 1494886573 is about 38663.7630475876. The cubic root of 1494886573 is about 1143.4120032925.

The spelling of 1494886573 in words is "one billion, four hundred ninety-four million, eight hundred eighty-six thousand, five hundred seventy-three".