1403212542 has 16 divisors (see below), whose sum is σ = 2866136832. Its totient is φ = 457785560.

The previous prime is 1403212523. The next prime is 1403212549. The reversal of 1403212542 is 2452123041.

It is a super-2 number, since 2×1403212542² = 3938010876052203528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403212549) 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, 2487684 + ... + 2488247.

It is an arithmetic number, because the mean of its divisors is an integer number (179133552).

Almost surely, 2^1403212542 is an apocalyptic number.

1403212542 is an abundant number, since it is smaller than the sum of its proper divisors (1462924290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1403212542 is a wasteful number, since it uses less digits than its factorization.

1403212542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975983.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1403212542 is about 37459.4786669542. The cubic root of 1403212542 is about 1119.5439634667.

Adding to 1403212542 its reverse (2452123041), we get a palindrome (3855335583).

The spelling of 1403212542 in words is "one billion, four hundred three million, two hundred twelve thousand, five hundred forty-two".