1425131554 has 32 divisors (see below), whose sum is σ = 2667758976. Its totient is φ = 554709120.

The previous prime is 1425131551. The next prime is 1425131567. The reversal of 1425131554 is 4551315241.

It is a super-3 number, since 3×1425131554³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1425131551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179844 + ... + 187600.

It is an arithmetic number, because the mean of its divisors is an integer number (83367468).

Almost surely, 2^1425131554 is an apocalyptic number.

1425131554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1425131554 is a deficient number, since it is larger than the sum of its proper divisors (1242627422).

1425131554 is a wasteful number, since it uses less digits than its factorization.

1425131554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8970.

The product of its digits is 12000, while the sum is 31.

The square root of 1425131554 is about 37750.9146114369. The cubic root of 1425131554 is about 1125.3431852419.

Adding to 1425131554 its reverse (4551315241), we get a palindrome (5976446795).

The spelling of 1425131554 in words is "one billion, four hundred twenty-five million, one hundred thirty-one thousand, five hundred fifty-four".