1349498487 has 16 divisors (see below), whose sum is σ = 1814024160. Its totient is φ = 892349952.

The previous prime is 1349498483. The next prime is 1349498489. The reversal of 1349498487 is 7848949431.

It is a happy number.

It is not a de Polignac number, because 1349498487 - 2² = 1349498483 is a prime.

It is a super-2 number, since 2×1349498487² = 3642292332830578338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349498483) 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, 184443 + ... + 191619.

It is an arithmetic number, because the mean of its divisors is an integer number (113376510).

Almost surely, 2^1349498487 is an apocalyptic number.

1349498487 is a deficient number, since it is larger than the sum of its proper divisors (464525673).

1349498487 is a wasteful number, since it uses less digits than its factorization.

1349498487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7682.

The product of its digits is 6967296, while the sum is 57.

The square root of 1349498487 is about 36735.5207803020. The cubic root of 1349498487 is about 1105.0725741459.

The spelling of 1349498487 in words is "one billion, three hundred forty-nine million, four hundred ninety-eight thousand, four hundred eighty-seven".