1425553042 has 16 divisors (see below), whose sum is σ = 2243499264. Its totient is φ = 678474000.

The previous prime is 1425553027. The next prime is 1425553049. The reversal of 1425553042 is 2403555241.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1425552995 and 1425553013.

It is not an unprimeable number, because it can be changed into a prime (1425553049) 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, 184684 + ... + 192247.

It is an arithmetic number, because the mean of its divisors is an integer number (140218704).

Almost surely, 2^1425553042 is an apocalyptic number.

1425553042 is a deficient number, since it is larger than the sum of its proper divisors (817946222).

1425553042 is a wasteful number, since it uses less digits than its factorization.

1425553042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377025.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1425553042 is about 37756.4966860009. The cubic root of 1425553042 is about 1125.4541157952.

The spelling of 1425553042 in words is "one billion, four hundred twenty-five million, five hundred fifty-three thousand, forty-two".