1030661642 has 8 divisors (see below), whose sum is σ = 1558166016. Its totient is φ = 511272972.

The previous prime is 1030661633. The next prime is 1030661651. The reversal of 1030661642 is 2461660301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1030661633) and next prime (1030661651).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2028608 + ... + 2029115.

It is an arithmetic number, because the mean of its divisors is an integer number (194770752).

Almost surely, 2^1030661642 is an apocalyptic number.

1030661642 is a deficient number, since it is larger than the sum of its proper divisors (527504374).

1030661642 is a wasteful number, since it uses less digits than its factorization.

1030661642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4057852.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1030661642 is about 32103.9194180399. The cubic root of 1030661642 is about 1010.1178315619.

The spelling of 1030661642 in words is "one billion, thirty million, six hundred sixty-one thousand, six hundred forty-two".