1003229739961 has 4 divisors (see below), whose sum is σ = 1003297894992. Its totient is φ = 1003161584932.

The previous prime is 1003229739949. The next prime is 1003229739977. The reversal of 1003229739961 is 1699379223001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1003229739961 - 2¹³ = 1003229731769 is a prime.

It is a super-2 number, since 2×1003229739961² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003229739899 and 1003229739908.

It is not an unprimeable number, because it can be changed into a prime (1003229739931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34055431 + ... + 34084876.

It is an arithmetic number, because the mean of its divisors is an integer number (250824473748).

Almost surely, 2^{1003229739961} is an apocalyptic number.

It is an amenable number.

1003229739961 is a deficient number, since it is larger than the sum of its proper divisors (68155031).

1003229739961 is an equidigital number, since it uses as much as digits as its factorization.

1003229739961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68155030.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The spelling of 1003229739961 in words is "one trillion, three billion, two hundred twenty-nine million, seven hundred thirty-nine thousand, nine hundred sixty-one".