1042121410 has 16 divisors (see below), whose sum is σ = 2046347712. Its totient is φ = 378953200.

The previous prime is 1042121407. The next prime is 1042121411. The reversal of 1042121410 is 141212401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1042121411) 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, 4736806 + ... + 4737025.

It is an arithmetic number, because the mean of its divisors is an integer number (127896732).

Almost surely, 2^1042121410 is an apocalyptic number.

1042121410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042121410 is a deficient number, since it is larger than the sum of its proper divisors (1004226302).

1042121410 is a wasteful number, since it uses less digits than its factorization.

1042121410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9473849.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1042121410 is about 32281.9053031261. The cubic root of 1042121410 is about 1013.8478226450.

Adding to 1042121410 its reverse (141212401), we get a palindrome (1183333811).

Subtracting from 1042121410 its reverse (141212401), we obtain a palindrome (900909009).

The spelling of 1042121410 in words is "one billion, forty-two million, one hundred twenty-one thousand, four hundred ten".