1331426054 has 16 divisors (see below), whose sum is σ = 2296451328. Its totient is φ = 567109512.

The previous prime is 1331426053. The next prime is 1331426069. The reversal of 1331426054 is 4506241331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331426053) 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, 289442 + ... + 294005.

It is an arithmetic number, because the mean of its divisors is an integer number (143528208).

Almost surely, 2^1331426054 is an apocalyptic number.

1331426054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1331426054 is a deficient number, since it is larger than the sum of its proper divisors (965025274).

1331426054 is a wasteful number, since it uses less digits than its factorization.

1331426054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583619.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1331426054 is about 36488.7113228187. The cubic root of 1331426054 is about 1100.1173577267.

Adding to 1331426054 its reverse (4506241331), we get a palindrome (5837667385).

The spelling of 1331426054 in words is "one billion, three hundred thirty-one million, four hundred twenty-six thousand, fifty-four".